# Best PDF SDKs Software for Medium-Sized Businesses

*By [Adam Crivello](https://research.g2.com/insights/author/adam-crivello)*


Products classified in the overall PDF SDKs category are similar in many regards and help companies of all sizes solve their business problems. However, medium-sized business features, pricing, setup, and installation differ from businesses of other sizes, which is why we match buyers to the right Medium-Sized Business PDF SDKs to fit their needs. Compare product ratings based on reviews from enterprise users or connect with one of G2's buying advisors to find the right solutions within the Medium-Sized Business PDF SDKs category.

In addition to qualifying for inclusion in the PDF SDKs Software category, to qualify for inclusion in the Medium-Sized Business PDF SDKs Software category, a product must have at least 10 reviews left by a reviewer from a medium-sized business.






## How Many PDF SDKs Software Products Does G2 Track?
**Total Products under this Category:** 29

### Category Stats (Jun 2026)
- **Average Rating**: 4.52/5 The average rating of products in this category, based on all submitted ratings
- **Top Trending Product**: Nitro PDF (+0.02%) - Among all products in this category, Nitro PDF recorded the largest rating increase compared to last month
*Last updated: June 23, 2026*


## How Does G2 Rank PDF SDKs Software Products?

**Why You Can Trust G2's Software Rankings:**

- 30 Analysts and Data Experts
- 1,700+ Authentic Reviews
- 29+ 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.



## What Are the Top-Rated PDF SDKs Software Products in 2026?
### 1. [Apryse PDF SDK](https://www.g2.com/products/apryse-pdf-sdk/reviews)
Apryse (formerly PDFTron) powers the future of document technology. We help businesses, developers, and enterprises handle documents with unmatched speed, accuracy, and security. Whether running in secure server environments or delivering seamless web-based experiences, Apryse makes document workflows smarter and easier. With Apryse, you can: Embed powerful document features directly into your apps — from viewing and editing to collaboration and compliance. Run at enterprise scale on secure server infrastructure, ensuring reliability without cloud dependencies. Deliver seamless in-browser document experiences with responsive, accessible, and feature-rich web capabilities. Trusted globally, Apryse empowers organizations to simplify operations, enhance productivity, and create exceptional document experiences. Learn more: https://bit.ly/46T0jCt


**Average Rating:** 4.2/5.0
**Total Reviews:** 121
**How Do G2 Users Rate Apryse PDF SDK?**

- **Quality of Support:** 8.4/10 (Category avg: 8.8/10)
- **Ease of Use:** 8.7/10 (Category avg: 9.0/10)

**Who Is the Company Behind Apryse PDF SDK?**

- **Seller:** [Apryse](https://www.g2.com/sellers/apryse)
- **Company Website:** https://apryse.com
- **Year Founded:** 1998
- **HQ Location:** Denver, CO
- **Twitter:** @aprysesolutions (381 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/aprysesolutions/ (552 employees on LinkedIn®)

**Who Uses This Product?**
- **Who Uses This:** CTO, Product Manager
- **Top Industries:** Computer Software, Information Technology and Services
- **Company Size:** 48% Small-Business, 40% Mid-Market


#### What Are Apryse PDF SDK's Pros and Cons?

**Pros:**

- Ease of Use (38 reviews)
- PDF Editing (24 reviews)
- Versatility (19 reviews)
- Reliability (17 reviews)
- Compatibility (15 reviews)

**Cons:**

- Learning Curve (16 reviews)
- Licensing Issues (14 reviews)
- Setup Difficulty (10 reviews)
- Expensive (9 reviews)
- Poor Documentation (9 reviews)


### What Do G2 Reviewers Say About Apryse PDF SDK?
*AI-generated summary from verified user reviews*

**Pros:**

- Users appreciate the **ease of use** of Apryse PDF SDK, enabling effortless document markup and quick integration.
- Users value the **seamless PDF editing capabilities** of Apryse PDF SDK that enhance workflows and improve document management.
- Users value the **versatility** of Apryse PDF SDK, allowing easy customization for various document requirements and use cases.
- Users praise the **reliability** of Apryse PDF SDK, consistently delivering seamless performance and exceptional document handling.
- Users commend the **seamless compatibility** of Apryse PDF SDK, enhancing integration and document accessibility across platforms.

**Cons:**

- Users find the **learning curve steep** for Apryse PDF SDK, particularly during initial setup and advanced feature customization.
- Users find the **licensing issues** cumbersome, facing high costs and separate modules for essential features.
- Users find the **setup difficulty** to be challenging, particularly due to a heavy initial build size.
- Users find the SDK to be **expensive** , especially with many separate modules and licensing for advanced features.
- Users experience **poor documentation** , leading to confusion and prolonged setup times when implementing advanced features.

#### What Are Recent G2 Reviews of Apryse PDF SDK?

**"[Solid Digital Signatures and a Fast, Well-Documented Apryse WebViewer Integration](https://www.g2.com/survey_responses/apryse-pdf-sdk-review-12985883)"**

**Rating:** 4.5/5.0 stars
*— Verified User in Consulting*

[Read full review](https://www.g2.com/survey_responses/apryse-pdf-sdk-review-12985883)

---

**"[Broad Device Coverage Across Many Configurations](https://www.g2.com/survey_responses/apryse-pdf-sdk-review-12672281)"**

**Rating:** 5.0/5.0 stars
*— Chris T.*

[Read full review](https://www.g2.com/survey_responses/apryse-pdf-sdk-review-12672281)

---



### 2. [Nutrient SDK](https://www.g2.com/products/nutrient-sdk/reviews)
Nutrient SDK (formerly PSPDFKit and ORPALIS) is a document SDK that provides developers with a set out-of-the-box tools to add advanced functionality like PDF viewing, annotation, signing, form fill, and more to their applications. 1. PDF SDK PRODUCTS Our SDK lets you focus on shipping features and not on building PDF software. Accelerate product innovation by integrating prebuilt solutions like PDF viewing, signing, annotating, and editing directly in your web, mobile or desktop app. 2. PDF SERVER PRODUCTS Embed PDF processing capabilities into your server to redact, fill forms, edit PDFs, convert documents, and more. Choose between a .NET or Java PDF library or add a plug and play headless document processor that integrates into any server environment. 3. AI DOCUMENT PROCESSING XtractFlow combines generative AI with Nutrient's machine vision technology to automatically identify, extract, and process data in unstructured documents. 4. PDF API Use hosted PDF API to generate, convert, and modify PDF documents in your workflows. We manage the development and server administration, letting you focus on what you do best.


**Average Rating:** 4.7/5.0
**Total Reviews:** 65
**How Do G2 Users Rate Nutrient SDK?**

- **Quality of Support:** 9.4/10 (Category avg: 8.8/10)
- **Ease of Use:** 9.1/10 (Category avg: 9.0/10)

**Who Is the Company Behind Nutrient SDK?**

- **Seller:** [Nutrient](https://www.g2.com/sellers/nutrient)
- **Company Website:** https://www.nutrient.io/
- **Year Founded:** 2011
- **HQ Location:** Raleigh, North Carolina USA
- **Twitter:** @nutrientdocs (4,183 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/nutrientdocs (141 employees on LinkedIn®)

**Who Uses This Product?**
- **Top Industries:** Computer Software, Information Technology and Services
- **Company Size:** 54% Small-Business, 40% Mid-Market


#### What Are Nutrient SDK's Pros and Cons?

**Pros:**

- Ease of Use (10 reviews)
- Reliability (10 reviews)
- Customer Support (8 reviews)
- Features (5 reviews)
- Intuitive (5 reviews)

**Cons:**

- Expensive (4 reviews)
- Pricing (4 reviews)
- Pricing Concerns (4 reviews)
- Learning Curve (2 reviews)
- Accessibility Issues (1 reviews)


### What Do G2 Reviewers Say About Nutrient SDK?
*AI-generated summary from verified user reviews*

**Pros:**

- Users value the **ease of use** of Nutrient SDK, praising its seamless integration and excellent support.
- Users praise the **outstanding reliability** of Nutrient SDK, ensuring seamless performance and dependable PDF handling in applications.
- Users commend the **outstanding customer support** of Nutrient SDK, appreciating their attentiveness and helpfulness throughout their experience.
- Users value the **excellent PDF viewing experience** and robust support of Nutrient SDK for seamless document management.
- Users appreciate the **intuitive integration** of Nutrient SDK, streamlining their PDF functionalities with exceptional ease.

**Cons:**

- Users find the **cost of Nutrient SDK prohibitive** , especially for smaller teams and budget-sensitive projects.
- Users find the **high pricing** of Nutrient SDK a drawback, especially for smaller teams or budget-constrained projects.
- Users express concerns over the **high pricing** of Nutrient SDK, which may limit access for smaller teams.
- Users find the **initial learning curve** for Nutrient SDK challenging, requiring time to understand its features effectively.
- Users feel that while the HTML quality is high, there are still **accessibility issues** that need addressing.

#### What Are Recent G2 Reviews of Nutrient SDK?

**"[Good product and better support](https://www.g2.com/survey_responses/nutrient-sdk-review-9173089)"**

**Rating:** 4.0/5.0 stars
*— Diego C.*

[Read full review](https://www.g2.com/survey_responses/nutrient-sdk-review-9173089)

---

**"[Feature-Rich PDF Viewer with Exemplary Support](https://www.g2.com/survey_responses/nutrient-sdk-review-12825366)"**

**Rating:** 5.0/5.0 stars
*— Maximilian S.*

[Read full review](https://www.g2.com/survey_responses/nutrient-sdk-review-12825366)

---


#### What Are G2 Users Discussing About Nutrient SDK?

- [What is PSPDFKit SDK used for?](https://www.g2.com/discussions/what-is-pspdfkit-sdk-used-for) - 1 comment

### 3. [Foxit PDF SDK](https://www.g2.com/products/foxit-pdf-sdk/reviews)
Foxit is the Industry Leader in PDF SDK Technology, we open billions of PDF’s every day. Our Clients include household names, such as: Google, Amazon, IBM, Intel, Microsoft, J.P. Morgan, Bank of America, NASDAQ, as well as upcoming startups. We offer 7 x Platforms: Web, Windows, iOS, Android, Mac, Linux & UWP which support modern languages and frameworks. Our 150+ features include: Viewer, Annotations, Forms, Digital Signatures, Edit & Manipulate, Security, Redaction, Full-Text Search, Creation and much more. We have 330 Million End Users, 100+ Thousand Clients in 170 Countries. You will be supported by 200+ Developers with 15+ Years Development Experience. Our Support and our Dedicated Solution Engineers are located all over the globe. We offer flexible licensing and partnership opportunities. Download our Foxit PDF SDK and try it out today.


**Average Rating:** 4.5/5.0
**Total Reviews:** 52
**How Do G2 Users Rate Foxit PDF SDK?**

- **Quality of Support:** 8.5/10 (Category avg: 8.8/10)
- **Ease of Use:** 9.2/10 (Category avg: 9.0/10)

**Who Is the Company Behind Foxit PDF SDK?**

- **Seller:** [Foxit](https://www.g2.com/sellers/foxit)
- **Company Website:** https://www.foxit.com/
- **Year Founded:** 2001
- **HQ Location:** Fremont, CA
- **Twitter:** @foxitsoftware (6,226 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/foxit-corporation/ (569 employees on LinkedIn®)

**Who Uses This Product?**
- **Top Industries:** Computer Software
- **Company Size:** 37% Small-Business, 33% Mid-Market



#### What Are Recent G2 Reviews of Foxit PDF SDK?

**"[Effortless Integration and Reliable Performance](https://www.g2.com/survey_responses/foxit-pdf-sdk-review-12030989)"**

**Rating:** 4.5/5.0 stars
*— Hillary D.*

[Read full review](https://www.g2.com/survey_responses/foxit-pdf-sdk-review-12030989)

---

**"[Versatile PDF Tool with Powerful Conversion Features](https://www.g2.com/survey_responses/foxit-pdf-sdk-review-11973808)"**

**Rating:** 5.0/5.0 stars
*— Manoj B.*

[Read full review](https://www.g2.com/survey_responses/foxit-pdf-sdk-review-11973808)

---


#### What Are G2 Users Discussing About Foxit PDF SDK?

- [What is SDK PDF?](https://www.g2.com/discussions/what-is-sdk-pdf)
- [What does Foxit software do?](https://www.g2.com/discussions/foxit-pdf-sdk-what-does-foxit-software-do)
- [What are the features of Foxit?](https://www.g2.com/discussions/foxit-pdf-sdk-what-are-the-features-of-foxit)
- [What is Foxit PDF SDK?](https://www.g2.com/discussions/what-is-foxit-pdf-sdk)


## What Is PDF SDKs Software?

[Development Software](https://www.g2.com/categories/development)