True cost comparison — not just what the pricing page says
Quick Verdict
Miro saves you 5%
Best for Postman
Online collaborative whiteboard for teams. Free plan limits to 3 boards, then $8-$16/member/mo — but
Best for Miro
API development and testing platform. Free for individuals, then $14-$49/user/mo for teams — but col
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 ...
Online collaborative whiteboard for teams. Free plan limits to 3 boards, then $8...
Advertised
$0
/month
True Cost
$16
/month (typical)
3 Editable Board Limit on Free
Free plan restricts to 3 editable boards total. Once filled, existing boards must be deleted to crea...
Miro Assist AI Add-On
Miro Assist (AI-powered diagramming, mind mapping, sticky note generation) requires Business plan ($...
Guest Access Restrictions
Free plan has no guest access. Starter allows limited external guests (day passes). Full guest colla...
Miro advertises $0/mo. Postman advertises $0/mo.
Miro has 3 documented hidden fees. Postman has 3.
Miro confidence: 73%. Postman confidence: 72%.
| Metric | Postman | Miro | Winner |
|---|---|---|---|
| Advertised Price | $0/mo | $0/mo | Postman |
| True Monthly Cost | $48/mo | $16/mo | Miro |
| Hidden Fee Total | +$48/mo | +$16/mo | Miro |
| # Hidden Fees | 3 | 3 | Postman |
| Confidence Score | 72% | 73% | Miro |
| Pricing Tiers | 4 | 3 | — |
| Affiliate Program | None | No public affiliate program | — |
Postman advertises $0/mo and Miro advertises $0/mo. However, when you include hidden fees, Postman has 3 documented hidden fees adding +$48/mo, while Miro has 3 hidden fees adding +$16/mo. Based on true cost, Miro is typically 5% cheaper.
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.
Miro has 3 documented hidden fees: 3 Editable Board Limit on Free, Miro Assist AI Add-On, Guest Access Restrictions. These add approximately +$16/mo on top of the $0/mo advertised price.
Choose Postman if: Online collaborative whiteboard for teams. Free plan limits to 3 boards, then $8-$16/member/mo — but. Choose Miro if: API development and testing platform. Free for individuals, then $14-$49/user/mo for teams — but col. 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. Postman data has a 72% confidence score and Miro has 73%. Prices were last verified in April 2026. For the most accurate estimate, enter your specific usage in our calculator.
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