Best Financial Data APIs - Page 4

How Many Financial Data APIs Products Does G2 Track?

Total Products under this Category: 252

Category Stats (Sep 2026)

  • Average Rating: 4.41/5 (↑0.01 vs Aug 2026) The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: Crunchafi Data Extraction (formerly Strongbox) (+1.87%) - Among all products in this category, Crunchafi Data Extraction (formerly Strongbox) recorded the largest rating increase compared to last month

Last updated: September 15, 2026

How Does G2 Rank Financial Data APIs Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 1,500+ Authentic Reviews
  • 252+ Products
  • Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

G2 Grid® for Financial Data APIs

G2 Grid® for Financial Data APIs plotting products by satisfaction and market presence

Highlighted products: Plaid, Stripe Connect, Merge Unified, Spade, Finch, Apideck Unify, Crunchafi Data Extraction (formerly Strongbox), and Mastercard API.

Underlying data: [Grid® JSON](https://www.g2.com/categories/financial-data-apis/grids.json?focus%5B%5D=plaid&focus%5B%5D=stripe-connect&focus%5B%5D=merge-unified&focus%5B%5D=spade-spade&focus%5B%5D=finch-finch&focus%5B%5D=apideck-unify&focus%5B%5D=crunchafi-data-extraction-formerly-strongbox&focus%5B%5D=mastercard-api)

Moneyhub

Moneyhub is a data, intelligence, and payments company which develops ISO 27001 certified software for Open Banking, Open Finance, and Open Data applications. Its FCA-regulated Open Data platform enables companies to quickly and easily transform data into personalised digital experiences and initiate payments. Its APIs and fully customisable platform provide data aggregation, insights, notification nudges, and payment systems. As a result, clients have the consent-driven data and analytics they need to create super-personalised offers, products, and services. Over 100 organisations, spanning finance to media and retail, rely on Moneyhub’s award-winning technology.

Average Rating: 4.6/5.0

Total Reviews: 4

How Do G2 Users Rate Moneyhub?

  • Quality of Support: 9.6/10 (Category avg: 8.6/10)
  • Ease of Use: 9.6/10 (Category avg: 8.8/10)

Who Is the Company Behind Moneyhub?

Who Uses This Product?

  • Company Size: 75% Medium, 25% Small

What Are Recent G2 Reviews of Moneyhub?

Payitoff

Do you have customers confused and struggling with student loans, credit card debt, mortgages, personal & auto loans? Our embeddable debt management tools gives you the ability to offer them actionable and impactful steps towards better outcomes that save them money almost overnight. Our low-code tools can be embedded in 10 minutes, for results with proven use cases increasing wallet share and centrality, improving DTI, and boosting customer LTV. Since our founding in 2018, we've saved borrowers over $10 million, and an average of $240/month per borrower. Workplace providers, financial institutions, and loan servicers, see what Payitoff can do for you: www.payitoff.io

Average Rating: 4.3/5.0

Total Reviews: 4

How Do G2 Users Rate Payitoff?

  • Quality of Support: 8.3/10 (Category avg: 8.6/10)
  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 8.7/10)
  • Ease of Use: 7.8/10 (Category avg: 8.8/10)
  • Ease of Admin: 8.3/10 (Category avg: 8.6/10)

Who Is the Company Behind Payitoff?

  • Seller: Payitoff
  • Year Founded: 2017
  • HQ Location: New York, US
  • LinkedIn® Page: www.linkedin.com
    3 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 50% Small, 25% Medium

What Are Recent G2 Reviews of Payitoff?

UniBit

UniBit uses AI to deploy unique market data feeds for trading, analytics and applications.

Average Rating: 4.0/5.0

Total Reviews: 4

How Do G2 Users Rate UniBit?

  • Quality of Support: 8.3/10 (Category avg: 8.6/10)
  • Ease of Use: 6.7/10 (Category avg: 8.8/10)

Who Is the Company Behind UniBit?

  • Seller: UniBit
  • Year Founded: 2018
  • HQ Location: Cambridge, US
  • LinkedIn® Page: www.linkedin.com
    2 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 75% Small, 25% Large

What Are Recent G2 Reviews of UniBit?

Validis

Validis is an open data platform that connects seamlessly to every major accounting package, providing on-demand data to lenders, asset managers, auditors and accountants.

Average Rating: 4.5/5.0

Total Reviews: 4

How Do G2 Users Rate Validis?

  • Quality of Support: 10.0/10 (Category avg: 8.6/10)
  • Ease of Use: 10.0/10 (Category avg: 8.8/10)

Who Is the Company Behind Validis?

  • Seller: Validis
  • Year Founded: 2016
  • HQ Location: London, GB
  • LinkedIn® Page: www.linkedin.com
    63 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 75% Small, 25% Medium

What Are Recent G2 Reviews of Validis?

What Are G2 Users Discussing About Validis?

Aeropay

Aeropay is a financial technology solution that facilitates seamless bank-to-bank (ACH) transfers, enabling users to move money efficiently and securely. This innovative platform is tailored for businesses seeking to accept compliant, cashless, and contactless payments, thereby enhancing the overall customer experience. By leveraging the power of mobile devices, Aeropay empowers users to leave behind traditional cash and card payments, promoting a safer and more convenient method of transaction. Aeropay serves a diverse range of industries, including retail, hospitality, and e-commerce. The platform is particularly beneficial for merchants looking to modernize their payment systems and cater to customers who value speed and efficiency. With the increasing demand for contactless payment options, Aeropay offers a solution that aligns with contemporary consumer preferences, helping businesses stay competitive in a rapidly evolving marketplace. One of the key features of Aeropay is its ability to facilitate quick and secure transactions directly from a user's bank account to a merchant's account. This not only reduces the reliance on physical cash and cards but also minimizes transaction fees typically associated with credit card processing. Additionally, the platform ensures compliance with financial regulations, providing peace of mind for both businesses and customers. The ease of use and straightforward setup process further enhance its appeal, making it accessible for companies looking to adopt a more modern payment solution. Aeropay also stands out with its commitment to customer safety and convenience. Users can enjoy a streamlined checkout experience without handling cash or cards. This contactless approach not only reduces the risk of fraud but also aligns with health and safety guidelines, making it an ideal choice in today's environment. Aeropay's robust security measures protect sensitive financial information, enabling users to transact with confidence. Aeropay revolutionizes the way money is transferred and payments are made. By focusing on bank-to-bank transfers, compliance, and user-friendly experiences, Aeropay offers businesses a powerful tool to enhance payment processes while catering to their customers' evolving needs.

Average Rating: 4.1/5.0

Total Reviews: 20

How Do G2 Users Rate Aeropay?

  • Quality of Support: 8.3/10 (Category avg: 8.6/10)
  • Has the product been a good partner in doing business?: 8.7/10 (Category avg: 8.7/10)
  • Ease of Use: 8.8/10 (Category avg: 8.8/10)
  • Ease of Admin: 8.2/10 (Category avg: 8.6/10)

Who Is the Company Behind Aeropay?

  • Seller: Aeropay
  • Company Website:
  • Year Founded: 2017
  • HQ Location: Chicago, IL
  • Twitter: @aeropay
    1,278 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    83 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 60% Small, 35% Medium

What Do G2 Reviewers Say About Aeropay?

AI-generated summary from verified user reviews

Pros
  • Users commend Aeropay for its excellent customer support, highlighting responsiveness and ease of use during onboarding.
  • Users love the ease of use of Aeropay, finding it reliable and user-friendly for seamless transactions.
  • Users love the ease of phone payments with Aeropay, simplifying their transaction experience significantly.
  • Users find Aeropay's functionality to be extremely convenient, enhancing their overall payment experience.
  • Users commend the exceptional customer satisfaction with Aeropay, highlighting its reliability and responsive support team.
Cons
  • Users find the difficult setup of Aeropay frustrating, impacting their ability to use it effectively in-store.
  • Users express frustration over the poor customer support of Aeropay, highlighting the lack of timely assistance and communication.
  • Users express frustration over access limitations of Aeropay, particularly its lack of international functionality.
  • Users struggle with account management issues, particularly in remembering their banking login information for Aeropay.
  • Users are disappointed by Aeropay's company size limitations, as it lacks international support and comprehensive offerings.

What Are Recent G2 Reviews of Aeropay?

Credit Offers API

The Credit Offers API is available to Capital One Affiliates and allows you to match your customers to credit offers that not only meet their needs but are also more likely to result in an approved application. Within 60 seconds of submitting a few pieces of identifying information through our secure channel, you will receive a list of personalized credit card offers to show your customer.

Average Rating: 4.3/5.0

Total Reviews: 3

How Do G2 Users Rate Credit Offers API?

  • Quality of Support: 8.3/10 (Category avg: 8.6/10)
  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 8.7/10)
  • Ease of Use: 10.0/10 (Category avg: 8.8/10)
  • Ease of Admin: 10.0/10 (Category avg: 8.6/10)

Who Is the Company Behind Credit Offers API?

  • Seller: Capital One
  • HQ Location: McLean, Va
  • Twitter: @CapitalOne
    256,235 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    82,634 employees on LinkedIn®
  • Ownership: NYSE:COF
  • Total Revenue (USD mm): $28,523

Who Uses This Product?

  • Company Size: 33% Large, 33% Medium

What Are Recent G2 Reviews of Credit Offers API?

What Are G2 Users Discussing About Credit Offers API?

DDD Invoices

DDD Invoices is an API first enterprise-grade platform, delivering a powerful infrastructure for creating, sending, receiving and storing invoices, e-invoices & electronic documents in line with local invoicing, e-invoicing & tax requirements. DDD Invoices enables companies using ERPs solutions and software providers like ERPs, CRMs, SaaS companies, eCommerce & POS systems, accounting & invoicing softwares, billing services to easily adhere to global invoicing compliance requirements and shorten their time-to-market by implementing a single connection to our platform.

Average Rating: 4.9/5.0

Total Reviews: 5

How Do G2 Users Rate DDD Invoices?

  • Quality of Support: 9.3/10 (Category avg: 8.6/10)
  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 8.7/10)
  • Ease of Use: 9.0/10 (Category avg: 8.8/10)
  • Ease of Admin: 8.3/10 (Category avg: 8.6/10)

Who Is the Company Behind DDD Invoices?

Who Uses This Product?

  • Company Size: 80% Small, 20% Medium

What Do G2 Reviewers Say About DDD Invoices?

AI-generated summary from verified user reviews

Pros
  • Users value the easy integration of DDD Invoices, achieving swift setup with excellent support and compliance handling.
  • Users highlight the responsive customer support of DDD Invoices, appreciating their helpfulness and quick answers to queries.
  • Users find the easy setup of DDD Invoices impressive, enabling quick integration and functionality without any hassle.
  • Users value the simple integration and comprehensive transaction handling that DDD Invoices provides for seamless invoicing.
  • Users value the automation features of DDD Invoices, significantly reducing time spent on compliance and validation tasks.
Cons
  • Users note geographical limitations in DDD Invoices, with a focus primarily on EU regions and limited coverage in APAC and LATAM.
  • Users feel the dashboard is outdated and slow, but it isn't a major concern due to effective API functionality.
  • Users find the slow loading of DDD Invoices to be a minor inconvenience, overshadowed by the API's value.

What Are Recent G2 Reviews of DDD Invoices?

Decentro

Decentro is a full-stack platform that allows users to select the desired modules, play in the sandbox and launch the product with the APIs in a record time. The offerings by Decentro have been relentlessly empowering over 250+ companies across the Fintech and Banking space, available in simple plug-and-play APIs. Witness the potential of a frictionless flow of money and financial data with modular products such as: 1. Accounts - Business Accounts - Virtual Accounts 2. Payments 3. KYC and Onboarding 4. Lending 5. Cards 6. Ledgers

Average Rating: 3.2/5.0

Total Reviews: 3

How Do G2 Users Rate Decentro?

  • Quality of Support: 6.7/10 (Category avg: 8.6/10)
  • Has the product been a good partner in doing business?: 3.3/10 (Category avg: 8.7/10)
  • Ease of Use: 7.5/10 (Category avg: 8.8/10)

Who Is the Company Behind Decentro?

  • Seller: Decentro
  • Year Founded: 2020
  • HQ Location: Singapore, SG
  • LinkedIn® Page: www.linkedin.com
    94 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 50% Small, 25% Large

What Are Recent G2 Reviews of Decentro?

What Are G2 Users Discussing About Decentro?

IntegrationOS

IntegrationOS is realtime integration middleware for high-growth startups. It gives developers and product teams an all-in-one toolkit to ship, manage and scale in-app integrations for customers. The catalog includes 50+ accounting, CRM, POS and commerce integrations. IntegrationOS is also fully open source under an OSI-approved license (GPL3).

Average Rating: 4.8/5.0

Total Reviews: 3

How Do G2 Users Rate IntegrationOS?

  • Quality of Support: 10.0/10 (Category avg: 8.6/10)
  • Ease of Use: 8.9/10 (Category avg: 8.8/10)

Who Is the Company Behind IntegrationOS?

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of IntegrationOS?

Pinwheel

Pinwheel helps banks, CUs and fintechs win primacy by delivering frictionless digital experiences. Our industry leading Switch Kit, enabling instant deposit and bill switching at account opening, delivers 30% more switches than any competitive solution. Through our proprietary network covering 1,800 payroll providers, 1.5 million employers, and thousands of merchants, Pinwheel connects financial institutions to real-time, source of truth income, employment, deposits and payments data - so banks can deliver personalized services that help customers better manage their complete financial lives. Pinwheel is the provider of choice for some of the world's most innovative financial providers, including American Express, MoneyLion, Credit Karma and many more. Pinwheel has raised $77M from top-tier investors such as Notable, Coatue, First Round Capital, Upfront and more.

Average Rating: 4.3/5.0

Total Reviews: 3

How Do G2 Users Rate Pinwheel?

  • Quality of Support: 8.3/10 (Category avg: 8.6/10)
  • Has the product been a good partner in doing business?: 8.3/10 (Category avg: 8.7/10)
  • Ease of Use: 6.7/10 (Category avg: 8.8/10)
  • Ease of Admin: 8.3/10 (Category avg: 8.6/10)

Who Is the Company Behind Pinwheel?

  • Seller: Pinwheel
  • HQ Location: New York, US
  • Twitter: @PinwheelAPI
    640 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    71 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of Pinwheel?

Twelve Data

Twelve Data is a leading provider of financial market data, delivering an extensive range of real-time and historical data across multiple asset classes, including stocks, forex, cryptocurrencies, ETFs, indices, commodities, and futures. The company sources its data from over 250 exchanges worldwide, ensuring comprehensive coverage that serves the needs of traders, developers, and fintech organizations. Twelve Data is dedicated to making high-quality financial information widely accessible, offering affordable solutions that cater to both individual users and large-scale institutions. The company’s platform stands out for its versatility and advanced capabilities, providing users with technical indicators, fundamental data, and alternative datasets to support in-depth market analysis. Twelve Data prioritizes scalability and reliability, offering a suite of developer-friendly tools such as APIs, WebSockets, detailed documentation, and a sandbox environment for seamless integration. With its global presence, competitive pricing, and round-the-clock customer support, Twelve Data distinguishes itself as a dependable partner in the financial data industry. The company equips its clients with the resources and insights necessary to excel in dynamic market environments.

Average Rating: 4.7/5.0

Total Reviews: 3

How Do G2 Users Rate Twelve Data?

  • Quality of Support: 10.0/10 (Category avg: 8.6/10)
  • Ease of Use: 10.0/10 (Category avg: 8.8/10)

Who Is the Company Behind Twelve Data?

Who Uses This Product?

  • Company Size: 67% Small

What Do G2 Reviewers Say About Twelve Data?

AI-generated summary from verified user reviews

Pros
  • Users value the comprehensive data provided by Twelve Data, appreciating timely updates and responsive customer support.
  • Users appreciate the comprehensive and responsive support offered by Twelve Data, enhancing their experience with reliable data.
  • Users appreciate the responsive customer support of Twelve Data, enhancing their overall experience with prompt assistance.
  • Users value the comprehensive and up-to-date data accessibility of Twelve Data, enhancing their trading experience significantly.
  • Users appreciate the ease of use of Twelve Data, finding setup straightforward and support highly responsive.
Cons
  • Users note limited data availability for certain UK funds, which can hinder thorough research without support intervention.

What Are Recent G2 Reviews of Twelve Data?

Yapily

Yapily is Europe’s leading open banking infrastructure platform solving a fundamental problem in financial services today: access. We securely connect our customers to thousands of banks across Europe, allowing them to access financial data and initiate payments. Yapily’s customers range from disruptive fintechs to industry leaders operating in a number of verticals. To date, we've raised $69.4 million in funding, and employ over 200 people worldwide as we continue to scale across Europe.

Average Rating: 4.2/5.0

Total Reviews: 3

How Do G2 Users Rate Yapily?

  • Quality of Support: 10.0/10 (Category avg: 8.6/10)
  • Ease of Use: 10.0/10 (Category avg: 8.8/10)

Who Is the Company Behind Yapily?

  • Seller: Yapily
  • Year Founded: 2017
  • HQ Location: London, GB
  • Twitter: @YapilyLtd
    914 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    125 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 67% Medium, 33% Large

What Are Recent G2 Reviews of Yapily?

BBVA Accounts API

Leverage our Accounts API and your customers will be able to create a new checking account within minutes and access key account data through your site or app.

Average Rating: 4.3/5.0

Total Reviews: 2

How Do G2 Users Rate BBVA Accounts API?

  • Quality of Support: 10.0/10 (Category avg: 8.6/10)
  • Ease of Use: 9.2/10 (Category avg: 8.8/10)

Who Is the Company Behind BBVA Accounts API?

  • Seller: BBVA
  • Year Founded: 1857
  • HQ Location: Bilbao, Vizcaya
  • Twitter: @bbva
    2,014,765 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    129,624 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 50% Medium, 50% Small

What Are Recent G2 Reviews of BBVA Accounts API?

Bigdata.com

Bigdata.com turns complex financial data into clear, actionable insights. Designed for the finance sector, it powers AI agents with RavenPack’s trusted institutional data, helping investors, analysts, and developers work faster and smarter. For investors and analysts, Bigdata provides ready-to-use AI agents that surface key insights, accelerate research, and enable faster, more informed decisions. For developers, it offers a complete data ecosystem and secure infrastructure to build, customize, and deploy their own agents, on systems they fully own and control. With premium data, grounded search, and full auditability, Bigdata delivers the control, transparency, and compliance financial professionals demand.

Average Rating: 3.8/5.0

Total Reviews: 2

How Do G2 Users Rate Bigdata.com?

  • Quality of Support: 6.7/10 (Category avg: 8.6/10)
  • Ease of Use: 7.5/10 (Category avg: 8.8/10)

Who Is the Company Behind Bigdata.com?

  • Seller: RavenPack
  • Year Founded: 2003
  • HQ Location: Marbella, ES
  • LinkedIn® Page: www.linkedin.com
    230 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 50% Large, 50% Small

What Do G2 Reviewers Say About Bigdata.com?

AI-generated summary from verified user reviews

Pros
  • Users commend the comprehensive data workflows offered by Bigdata.com, tailored for diverse use cases.
  • Users value the deep customization options on Bigdata.com, enhancing relevance through tailored queries and content sources.
Cons
  • Users find the implementation challenging when integrating with existing flows, complicating their overall experience with Bigdata.com.

What Are Recent G2 Reviews of Bigdata.com?

Bud

Bud Financial (“Bud”) enriches financial data, identifying the likes of merchant, category, location and regularity of transactions, to provide actionable insights and readable inputs for LLMs in the financial services industry.

Average Rating: 4.3/5.0

Total Reviews: 2

How Do G2 Users Rate Bud?

  • Quality of Support: 9.2/10 (Category avg: 8.6/10)
  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 8.7/10)
  • Ease of Use: 9.2/10 (Category avg: 8.8/10)
  • Ease of Admin: 10.0/10 (Category avg: 8.6/10)

Who Is the Company Behind Bud?

Who Uses This Product?

  • Company Size: 50% Medium, 50% Small

What Are Recent G2 Reviews of Bud?

Nathan Calabrese
NC
Researched and written by Nathan Calabrese
Updated October 3, 2024