Anuj Kumar S.
AS
Anuj Kumar S.
Founder
Small-Business (50 or fewer emp.)
Guest users or non-business users of the software, not included in G2 scores.
"Effortless Scheduling with Intuitive Interface"
5/5
What do you like best about Cal ID?

I use Cal ID to schedule interview meets and it's been super helpful for scheduling interviews with various interviewers in a round-robin fashion. Cal ID has made it super simple to schedule everything without needing manual inputs. I particularly liked the webhook and API features. The interface is very intuitive and overall, it's a great tool for managing teams, meetings, and bookings all in one place. The initial setup was super easy because of its intuitive design. Review collected by and hosted on G2.com.

What do you dislike about Cal ID?

So far, I haven’t seen any AI integrations that would help automate tasks. Review collected by and hosted on G2.com.

Avisek D.
AD
Avisek D.
Co-Founder & Ontotectonic Architect
Small-Business (50 or fewer emp.)
"Seamless Scheduling with Great Calendar and Zoom Integrations"
5/5
What do you like best about Cal ID?

The ease of use is something I definitely like. What really stands out is the calendar and video integrations. To be able to seamlessly connect to Zoom I absolutely was blown away by the ease of implementation. I haven't yet spoken to Customer Support but I have a feeling they will be great too. My frequency of use of scheduling app has increased significantly. Review collected by and hosted on G2.com.

What do you dislike about Cal ID?

As of now honestly nothing. They have done a great job with this app, Review collected by and hosted on G2.com.

Johny K.
JK
Johny K.
Sr. Manager - IT Sales
Small-Business (50 or fewer emp.)
"Streamlined Communication with Intuitive Design"
5/5
What do you like best about Cal ID?

I love how easy Cal ID is to use, the clean and neat interface makes it really straightforward to navigate. You can set event types, bookings, and keep all your contacts in one place, which is pretty cool. I also like that you can manage teams and routing efficiently and check on workflows. The ability to instantly identify the caller before answering really stands out for me because it gives clarity and helps tailor responses immediately. The integration with CRM to show customer details in real time is very helpful for maintaining professionalism and making calls more informed. It's super easy to set up too. Review collected by and hosted on G2.com.

What do you dislike about Cal ID?

So I think, sometimes, Cal ID shows incorrect names. Stronger spam detection and verification would be good. Limited insights without CRM integration is also something that could be improved. And, prioritization of important calls would be helpful. Review collected by and hosted on G2.com.

Prabhat v.
PV
Prabhat v.
Manager
Small-Business (50 or fewer emp.)
"Simple, Flexible Booking Pages That Streamline Scheduling"
4/5
What do you like best about Cal ID?

What I like most is its simplicity and flexibility. It allows us to create personalized booking pages, automate meeting scheduling, and save a lot of back and forth communication. The interface is intuitive, so getting started doesn’t require a steep learning curve. Review collected by and hosted on G2.com.

What do you dislike about Cal ID?

There is a good range of customization available, though exploring some of the more advanced features takes a little time at first. Once familiar, the platform is very easy to manage. Review collected by and hosted on G2.com.

Digital C.
DC
Digital C.
Digital Marketer
Small-Business (50 or fewer emp.)
"Clear Caller Context and Simple Daily Use, Though Accuracy Can Slip"
3.5/5
What do you like best about Cal ID?

What I like most about Cal ID is the clarity it brings before I even pick up a call. Knowing who’s calling and why saves a lot of guesswork and interruptions. It makes call handling more intentional instead of reactive. The simplicity is a big plus too. It does its job without overcomplicating things, which is exactly what you want in a tool you use daily. Review collected by and hosted on G2.com.

What do you dislike about Cal ID?

Call details can sometimes be inaccurate or unclear, which reduces its reliability. Review collected by and hosted on G2.com.

Ankush S.
AS
Ankush S.
Chief Operating Officer
Small-Business (50 or fewer emp.)
"Streamlined Scheduling with Seamless Integration"
4.5/5
What do you like best about Cal ID?

I use Cal ID for scheduling and managing appointments, meetings, and events. What I like most is the clean and intuitive interface. The customizable booking pages and seamless calendar integrations, particularly with Office 365 and Google Calendar, are standout features. The ability to set buffer times between meetings ensures I never feel rushed between calls. Additionally, the automated confirmation and reminder emails are very helpful, as they mean attendees always know the details without me having to send reminders manually. It was also fairly easy to set up initially. Review collected by and hosted on G2.com.

What do you dislike about Cal ID?

The reporting and analytics features could be more detailed. It would also be helpful to have more customization options for the booking page design. Sometimes the mobile experience feels slightly less polished compared to the desktop version. On mobile, the interface can feel cramped when managing multiple event types, and scrolling through availability settings is a bit cumbersome. A more responsive layout for smaller screens would greatly improve the experience. Review collected by and hosted on G2.com.

Rahul R.
RR
Rahul R.
Editor-in-Chief, Libertatem Media Private Limited
Small-Business (50 or fewer emp.)
"Cal ID: The Best Free Calendly Alternative – Simple, Unlimited, and Hassle-Free Scheduling"
5/5
What do you like best about Cal ID?

The completely free plan with no limits on bookings, event types, or core features, combined with its clean, intuitive interface that makes setup and sharing links incredibly simple and fast. Review collected by and hosted on G2.com.

What do you dislike about Cal ID?

Some advanced integrations and custom workflows are still developing or require the Pro upgrade, which can feel limiting compared to more mature paid competitors for complex team needs. Review collected by and hosted on G2.com.

Dr. ABhishek P.
DP
Dr. ABhishek P.
Founder & Director
Small-Business (50 or fewer emp.)
"A Promising Platform for Simplifying Professional Scheduling"
5/5
What do you like best about Cal ID?

After spending time reading multiple reviews and comparisons, Cal ID by OneHash stood out as a thoughtfully built solution for modern scheduling and professional identity management. What convinced me to try it was the consistent feedback around ease of use, clean design, and reliability — all things that matter when meetings are part of daily work.

From my initial experience, the platform feels intuitive and well-structured. The interface is simple without feeling basic, and it’s clear that the product is designed for professionals who value efficiency and clarity. Even during setup, everything felt streamlined and purposeful, which aligns well with what other users have highlighted in their reviews.

What I find promising about Cal ID is its approach to being more than just a scheduling tool. The idea of combining a unified professional identity with smart calendar management makes a lot of sense, especially for consultants, educators, founders, and client-facing professionals. Based on what I’ve explored so far, it looks capable of reducing friction in coordination and helping maintain a more professional experience overall.

I’m looking forward to using Cal ID more deeply and leveraging its full capabilities to improve how I manage meetings and workflows. So far, it seems like a well-designed product built with real-world professional needs in mind. Review collected by and hosted on G2.com.

What do you dislike about Cal ID?

Since I’m still in the early stages of using Cal ID, it takes a bit of time to fully understand all the available features and how to use them most effectively. Some advanced options could benefit from more in-app guidance or examples for first-time users. That said, this feels more like a learning curve than a real drawback, and it’s something that usually improves with regular use. Review collected by and hosted on G2.com.

Vivek Y.
VY
Vivek Y.
Human Resources Director
Small-Business (50 or fewer emp.)
"streamlined Scheduling with Solid Features"
5/5
What do you like best about Cal ID?

What I like most about Cal ID is how easy it makes scheduling just sharing a booking link eliminates all the back and forth. The interface is clean, setup is quick, and it integrates smoothly with calendars and meeting tools. I also appreciate how many useful features are available even in the free plan, which makes it great for everyday professional use Review collected by and hosted on G2.com.

What do you dislike about Cal ID?

One thing have noticed is that customization options can feel a bit limited, especially if you want more control over branding or advanced workflows. Also, while the basic setup is easy, some of the deeper features take a little time to fully understand. That said, these are minor issues and don’t affect everyday scheduling much. Review collected by and hosted on G2.com.

SN
Sahil N.
Small-Business (50 or fewer emp.)
"Transforms Appointment Scheduling with Automated Efficiency"
5/5
What do you like best about Cal ID?

I really appreciate Cal ID's quick response over email and WhatsApp. It's great that as soon as someone books a call with me, I get a quick response. I like the availability of many features like bulk flows and questions, as well as the feasibility of integrating Cal ID on my website. It's amazing how everything with Cal ID just works perfectly. Additionally, the WhatsApp automation is amazing, as it has solved a significant problem for me. Everything being automated saves me a lot of time, which is great compared to when I used a competitor and had to manually send reminders. Review collected by and hosted on G2.com.

What do you dislike about Cal ID?

One thing that can be improved is the background. The background is dark, black. So that is the only thing that bothers me. Rest everything is fine. Review collected by and hosted on G2.com.