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Productivity · head to head

Gamma vs Postman

Gamma logo

Gamma

Productivity

AI-powered presentation and document creation software

From
Free
Rated
-
Full reviewWebsite
Postman logo

Postman

Technology

The API platform for building and using APIs

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Gamma free plan limited to 400 non-renewable credits, requiring paid plan quickly; Postman free plan limited to single user as of March 1, 2026, making it unsuitable for teams without paid plans
  • They diverge on capability: Gamma covers AI Slide Generation, Postman covers API client.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Gamma and Postman actually diverge.

Attributes where Gamma and Postman differ
AttributeGammaPostman
PlatformsWeb, iOS, AndroidWeb, Windows, macOS, Linux
CategoryProductivityTechnology
FoundedUnknown2014

Identical on both: starting price (Free), pricing model (Unknown), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Gamma

  • AI Slide Generation
  • Advanced Image Models
  • Custom Branding
  • API Access
  • Custom Domains
  • Analytics
  • Studio Mode
  • AI Credits

Only in Postman

  • API client
  • Automated testing
  • Mock servers
  • Documentation
  • Monitors
  • Workspaces
  • Version control
  • API design

What people use each for

The jobs each tool is most often brought in to do.

Gamma

  • Rapid pitch deck creation for investor meetings and salesnot Postman
  • Generating report decks from company data and metricsnot Postman
  • Creating training and onboarding presentations automaticallynot Postman
  • Building product demos and case study presentationsnot Postman
  • Team collaboration on branded presentations with shared assetsnot Postman

Postman

  • API testingnot Gamma
  • API documentationnot Gamma
  • API monitoringnot Gamma
  • Team collaborationnot Gamma
  • API developmentnot Gamma

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Gamma

  • Free plan limited to 400 non-renewable credits, requiring paid plan quickly
  • Credit rollover capped at 2x monthly allocation, forcing month-to-month spending
  • Refund window limited to 3 days with usage thresholds restricting claims
  • Per-seat pricing on team plans increases costs for large organizations
  • Studio Mode limited to Ultra plan, restricting advanced editing to highest tier

Postman

  • Free plan limited to single user as of March 1, 2026, making it unsuitable for teams without paid plans
  • Only 25 collection runs per month and 1,000 API calls/month on free tier
  • Removed local-only Scratch Pad mode in 2023, forcing cloud account creation and sync
  • Requires Postman account and internet connection for most features
  • Cloud-first architecture with mandatory syncing to Postman's cloud servers
  • No CI/CD integration or advanced security features on free plan

Pricing, plan by plan

Gamma

Free
  • FreeFree
    • 400 AI credits (one-time, non-renewable)
    • Up to 10 cards per prompt
    • Basic AI
  • Plus$12/month
    • 1,000 AI credits per month
    • Up to 20 cards per prompt
    • Badge removal on exports
  • Pro$25/month
    • 4,000 AI credits per month
    • Up to 50 cards per prompt
    • Premium AI models
  • Ultra$100/month
    • 20,000 AI credits per month
    • Up to 75 cards per prompt
    • Most advanced AI models

Postman

Free
  • FreeFree
    • 1 user
    • 25 collection runs/month
    • 1,000 API calls/month
  • Team$14/month
    • Team collaboration
    • Shared workspaces
    • API mocking
  • Professional$29/month
    • Team features
    • Advanced security
    • SSO
  • Enterprise$49/month
    • Professional features
    • Custom integrations
    • Priority support

Which should you pick?

Choose Gamma if

  • You need ai slide generation.
  • You want to start without paying.
  • You work on Web, iOS, Android.
  • You also want advanced image models.
Gamma review

Choose Postman if

  • You need api client.
  • You want to start without paying.
  • You work on Web, Windows, macOS, Linux.
  • You also want automated testing.
Postman review

Questions people ask

Is Gamma or Postman better?
Neither clearly leads. Gamma starts at Free and Postman at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Gamma or Postman?
Gamma starts at Free and Postman at Free.
Does Gamma or Postman run on more platforms?
Gamma runs on Web, iOS, Android. Postman runs on Web, Windows, macOS, Linux.
Can I use Gamma for free?
Both have a free tier, so you can try either at no cost before committing.
What is Gamma best used for?
Gamma is most often used for rapid pitch deck creation for investor meetings and sales, generating report decks from company data and metrics, creating training and onboarding presentations automatically, building product demos and case study presentations. Of those, rapid pitch deck creation for investor meetings and sales and generating report decks from company data and metrics are not what Postman is typically brought in for.
What can Gamma do that Postman cannot?
Gamma covers AI Slide Generation, Advanced Image Models, Custom Branding, API Access. Postman covers API client, Automated testing, Mock servers, Documentation.

Answered from the vendors’ own pages

Gamma: How do Gamma AI credits work?

Each plan includes a monthly AI credit allowance. Free users receive 400 one-time credits. Plus plan includes 1,000 monthly credits, Pro includes 4,000 monthly credits, and Ultra includes 20,000 monthly credits. Unused credits roll over up to 2x the monthly allowance.

Source
Postman: What is the cost of Postman?

Postman has a free plan limited to 1 user, 25 collection runs/month, 1,000 API calls/month. Team plans start at $14/user/month for Basic. Professional at $29/user/month, and Enterprise at $49/user/month.

Source
Gamma: What is included in the Free plan?

The Free plan includes 400 AI credits (one-time), up to 10 cards per prompt, basic AI, Gamma branding on output, and 7-day change history.

Source
Postman: Can I use Postman offline?

Postman requires an internet connection to sync collections to the cloud. Since 2023, the Scratch Pad local-only mode was removed. Users must sign in with a Postman account, and collections sync to cloud by default. Offline work is possible but limited without cloud sync features.

Source
Gamma: What payment and refund options does Gamma offer?

Gamma offers a 3-day refund window for monthly plans if you have used less than 10-20 percent of your monthly credits depending on the plan.

Source
Postman: Does Postman have team collaboration?

Team collaboration is not available on the free plan (limited to 1 user). Team plans start at $14/user/month and include shared workspaces, real-time collaboration, and team management features.

Source
Gamma: How much do Team and Business plans cost?

Team plans cost $20 per seat per month with a minimum of 2 seats, including 6,000 AI credits per seat. Business plans cost $40 per seat per month with a minimum of 10 seats, including 10,000 AI credits per seat.

Source
Postman: What are the free plan limits?

Free plan allows: 1 user only, 25 collection runs per month, 1,000 API calls/month, and 1,000 mock server calls/month. No CI/CD integration or advanced security features.

Source
Postman: Does Postman work with other development tools?

Postman integrates with Git repositories, offers a Node.js runner (Newman) for automation, and connects with popular CI/CD platforms. Teams using git-native workflows may prefer alternatives like Bruno.

Source
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