Comparison · Updated August 16, 2026
PostRoast vs SupaBird
A full X growth OS vs a red-pen workshop.
PostRoast makes this page. Sources: public marketing on SupaBird and www.postroast.app. No star ratings.
Verdict
SupaBird is the operating system. PostRoast is the editor who will not lie to you. Most people do not need another OS. They need to know if the tweet is weak.
Side by side
| Feature | PostRoast | SupaBird |
|---|---|---|
| Free plan | 3 roasts/day after sign-in | Trial, no lasting free plan |
| Roast / critique | Lead feature | Partial |
| Niche ideas | Ideas v1 | Ideas Lab |
| Human coach | No | Yes |
| Reply targeting | No | Yes |
| Calendar / schedule | Not yet | Yes |
| Starting price | $0, then $19 | $39/mo or $99/yr |
| Price (as of August 16, 2026) | Free roast, Pro $19/mo, Studio $32/mo | $39/mo or $99/yr |
Where SupaBird wins
- A complete grow loop: idea, write, calendar, engage.
- Coaching and a large idea library if you want a team around you.
Best for: Operators who want a full X department in one login.
Where PostRoast wins
- Three free roasts a day. No trial countdown.
- A sharper roast, and a cheaper habit if you only need the last pass.
Best for: Builders who already write and need the draft judged.