Postscriptum vs Limits
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
Postscriptum compared with Limits
| Detail | 
Postscriptum | 
Limits |
|---|
| What it does | A private AI journal that turns your daily reflections into a memoir
| Track your AI coding tool usage and rate limits on your iPhone
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| Stage | MVP
| Not given
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| Founded | Not given
| Not given
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| Based in | Not given
| Not given
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| Pricing model | Free
| Freemium
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| Pricing | $0 during open beta; paid plans to come later
| Not given
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| Key features | - Nightly check-in with AI-generated questions
- Adaptive second question based on previous entries
- Unsealed entries that cannot be edited
- AI memoir generation in literary prose
- Weekly pattern digest
- AI-generated insights about themes and patterns
- Full archive with streaks and backstory
| - Home screen and lock screen widgets for AI usage display
- Reset countdowns and notifications
- Support for Codex, Claude Code, Cursor, Grok, and Antigravity
- Session and weekly usage limits tracking
- Free reset alerts on limit refresh
- Pro predictive warnings before running out of usage
- Codex free reset credit tracking
- Widget refresh button for on-demand updates
- Multiple widget sizes and layouts
- Local on-device data storage with no cloud sync
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| What makes it different | - The second question intelligently adapts based on what you previously wrote
- Entries are permanently sealed and cannot be edited
- Automatically composes your journal into a literary memoir
| - Display AI usage limits directly on iPhone home and lock screens without opening the app
- Track multiple AI coding assistants in one place
- Secure OAuth authentication with tokens stored locally on device
- Never lose track of expiring free Codex rate-limit resets
- Pro version includes predictive warnings before usage limits are exhausted
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| Free plan | Not given
| Not given
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| Open source | Not given
| Not given
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| Platforms | Not given
| Not given
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| Public API | Not given
| Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | Not checked yet ▼ −5 (down) since last check |
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| Trust Flow (Majestic) | 0 | 0 |
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| Citation Flow (Majestic) | 12 | 19 |
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| Referring domains (Majestic) | 1 | 40 |
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4 details filled in for both companies.
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