True cost comparison — not just what the pricing page says
Quick Verdict
Postman saves you 100%
Best for Sketch
API development and testing platform. Free for individuals, then $14-$49/user/mo for teams — but col
Best for Postman
Mac-only design tool. Standard plan $12/editor/mo. Simpler than Figma but limited to macOS and less
Mac-only design tool. Standard plan $12/editor/mo. Simpler than Figma but limite...
Advertised
$12
/month
True Cost
$20
/month (typical)
Mac Hardware Requirement
Sketch runs only on macOS. Teams must buy Macs ($1,000-2,500 each). This is the biggest hidden cost ...
Business Plan for SSO
SSO/SAML requires Business at $20/editor/mo — 67% more than Standard. Required for any company with ...
API development and testing platform. Free for individuals, then $14-$49/user/mo...
Advertised
$0
/month
True Cost
$48
/month (typical)
Collection Runner Hard Limit
Free: 25 runs/mo. Basic: 250 runs/mo. Professional: 2,500 runs/mo. CI/CD pipelines running tests on ...
Monitoring Call Overages
API monitoring calls capped per plan. Exceeding limits requires purchasing additional monitoring blo...
Mock Server Call Limits
Mock server calls capped at 1K (free), 10K (Basic), 100K (Professional). API-first development with ...
Postman advertises $0/mo. Sketch advertises $12/mo.
Postman has 3 documented hidden fees. Sketch has 2.
Postman confidence: 72%. Sketch confidence: 74%.
| Metric | Sketch | Postman | Winner |
|---|---|---|---|
| Advertised Price | $12/mo | $0/mo | Postman |
| True Monthly Cost | $20/mo | $48/mo | Sketch |
| Hidden Fee Total | +$8/mo | +$48/mo | Sketch |
| # Hidden Fees | 2 | 3 | Sketch |
| Confidence Score | 74% | 72% | Sketch |
| Pricing Tiers | 0 | 4 | — |
| Affiliate Program | None | None | — |
Sketch advertises $12/mo and Postman advertises $0/mo. However, when you include hidden fees, Sketch has 2 documented hidden fees adding +$8/mo, while Postman has 3 hidden fees adding +$48/mo. Based on true cost, Postman is typically 100% cheaper.
Sketch has 2 documented hidden fees: Mac Hardware Requirement, Business Plan for SSO. These add approximately +$8/mo on top of the $12/mo advertised price.
Postman has 3 documented hidden fees: Collection Runner Hard Limit, Monitoring Call Overages, Mock Server Call Limits. These add approximately +$48/mo on top of the $0/mo advertised price.
Choose Sketch if: API development and testing platform. Free for individuals, then $14-$49/user/mo for teams — but col. Choose Postman if: Mac-only design tool. Standard plan $12/editor/mo. Simpler than Figma but limited to macOS and less . The right choice depends on your team size, usage volume, and which features you need most.
This comparison is based on manual research of official pricing pages, terms of service, and user reports. Sketch data has a 74% confidence score and Postman has 72%. Prices were last verified in April 2026. For the most accurate estimate, enter your specific usage in our calculator.
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