WhoAPI vs Postman Comparison
WhoAPI
Starting at $13 /Month
- Individuals
- Large Enterprises
WhoAPI is a digital service that offers various tools and insights related to domains and websites, including a multitude of API-centric services. These services empower users to aggregate data and conduct thorough evalu…
Postman
Starting at $12 /User/Month
- Large Enterprises
- Medium Business
Postman is a robust API development environment, used by developers at more than 60,000 companies to build, document, test and monitor APIs. It’s simple, easy to use toolset allows user to design, prototype, build and pu…
WhoAPI leads on user satisfaction with a 5.0-star rating across 2 reviews.
WhoAPI vs Postman — at a glance
| Feature | WhoAPI | Postman |
|---|---|---|
| Rating | 5.0 / 5 | 4.5 / 5 |
| Reviews | 2 | 1,238 |
| Starting price | $13 /Month | $12 /User/Month |
| Free trial | No | No |
| Free version | No | No |
| Best for | Individuals, Large Enterprises, Medium Business | Large Enterprises, Medium Business, Small Business |
| Category | API Management Software | API Management Software |
| Platforms | SaaS/Web/Cloud | SaaS/Web/Cloud, Mobile - Android, Installed - Windows, Installed - Mac |
| API | Available | Available |
| Support modes | Online | 24/7 (Live rep), Business Hours, Online |
| Certifications | — | SOC 2, GDPR, ISO 27001 |
| Data residency | US | Global |
Key differences between WhoAPI and Postman
- Pricing: WhoAPI starts at $13 /Month, while Postman starts at $12 /User/Month.
- Target audience: WhoAPI is built for Individuals and Large Enterprises, while Postman targets Large Enterprises and Medium Business.
- User satisfaction: WhoAPI scores higher with a 5.0-star average.
- Deployment: WhoAPI supports SaaS/Web/Cloud; Postman supports SaaS/Web/Cloud, Mobile - Android, Installed - Windows, Installed - Mac.
WhoAPI vs Postman — find the better fit before you commit.
Which tool fits your team best
Which is actually cheaper for your team size
Where each product wins, per real buyers
Most API Management Software tools look identical on paper. This comparison cuts to the differences that matter — pricing structure, team fit, and what real buyers found after signing up.
Biggest differences
Features
Pricing
Buying details
Security
Buyer feedback
Integrations
Product tour
Other options
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Biggest differences
Start here before you go deeper into features.
Individuals, Large Enterprises, Medium Business
Best for comprehensive API development, testing, and team collaboration.
- You need an all-in-one tool for designing, testing, documenting, and monitoring APIs.
- Your team requires strong collaboration features to share API collections and documentation easily.
- You want a user-friendly interface that supports both developers and non-technical users.
- You have limited device resources and need a lightweight API tool.
- You seek a simple tool for basic API calls without collaboration or advanced features.
WhoAPI typically suits Individuals and Large Enterprises. Postman tends to fit Large Enterprises and Medium Business better. The right choice depends on your team size, workflow, and whether a free trial matters.
Description | WhoAPI is a digital service that offers various tools and insights related to domains and websites, including a multitude of API-centric services. These services empower users to aggregate ... Read More about WhoAPI | Postman is a robust API development environment, used by developers at more than 60,000 companies to build, document, test and monitor APIs. It’s simple, easy to use toolset allows user to ... Read More about Postman |
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Entry Level Pricing |
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Free Trial Availability |
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Spotsaas ScoreWhat's this? ↗ | 7.9/10 | 9.8/10 |
User RatingsBased on verified Spotsaas reviews | ||
Best Company Size | — | Small BusinessLarge Enterprises |
Get pricing help | Get pricing help |
Software Demo
Demo |
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How do WhoAPI and Postman Compare on Features?
Total Features | 3 Features | 8 Features |
|---|---|---|
Unique Features | No unique features | No unique features |
Get Quote | Get Quote |
Compare WhoAPI and Postman on pricing
Review starting price, plan structure, and free-trial access side by side so you can see which option fits your budget and buying process.
Pricing Option | ||
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Other Details
Organization Types supported |
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Platforms Supported |
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Modes of support |
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API Support |
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Get help choosing | Get help choosing |
Security & Compliance
Certifications, data handling, and security controls for IT and compliance evaluators.
SOC 2 | — | ✓ Yes |
|---|---|---|
HIPAA | ✗ No | ✗ No |
GDPR | — | ✓ Yes |
ISO 27001 | — | ✓ Yes |
Single Sign-On (SSO) | — | ✓ Yes |
Multi-Factor Auth (MFA) | — | ✓ Yes |
Data Encryption | — | ✓ Yes |
Audit Logs | — | ✓ Yes |
Data Residency | 🇺🇸 US | 🌐 Global |
WhoAPI User Reviews & Rating Comparison
User Ratings | ||
|---|---|---|
Rating Distribution | ||
Spotsaas Editor’s POV generated by AI | Buyer sentiment Buyer sentiment is very strong across 6 reviews, with consistently positive feedback. What buyers like
Common complaints
| Buyer sentiment Overall positive sentiment highlights Postman’s ease of use, comprehensive features, and strong collaboration, tempered by some performance and learning curve concerns. What buyers like
Common complaints
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Pros and Cons |
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Positive Reviews | No reviews available for the product | No reviews available for the product |
List of Customers
Customers | No Customers information available. |  Coursera  Hotelbeds  AMC |
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Media and Screenshots
Screenshots |  1 Screenshots |  5 Screenshots |
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Videos |  2 Videos |  5 Videos |
Top Alternatives to WhoAPI and Postman in 2026
Alternatives |
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Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].
Frequently asked questions
- Which is better, WhoAPI or Postman?
- WhoAPI edges out the other on user ratings (5.0 vs 4.5). That said, the best pick depends on your use case — use the comparison tables above to evaluate each dimension.
- Do WhoAPI and Postman offer a free trial?
- Neither WhoAPI nor Postman currently lists a free trial.
- What is the starting price of WhoAPI vs Postman?
- WhoAPI starts at $13 /Month. Postman starts at $12 /User/Month.
- What are the top alternatives to WhoAPI?
- Top alternatives to WhoAPI include Postman, Whoisvisiting, Meta API, Geekflare API, FindmeIP.
- What are the top alternatives to Postman?
- Top alternatives to Postman include Apigee Edge, WSO2 API Manager, SwaggerHub, API Fortress, BlazeMeter.