Candor vs DataStamp
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
Candor
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Candor is a private journal that lives on your iPhone. Every entry is encrypted on the device with your password ā even iCloud sync stores ciphertext only. The on-device AI runs through Apple's MLX framework, so reflections, summaries, and conversations never reach a server. Free: writing, on-device AI, voice notes, mood, categories, full-text and semantic search, recovery via .ilbk backup, and Obsidian vault import. Pro ($2.99 Monthly) or $24.99/year (7-day free trial).: iCloud sync across your Apple devices, all exports (.ilbk, ZIP, Markdown, Obsidian). No accounts. No tracking. No telemetry. If you delete the app, your data goes with it unless if you back up with iCloud in cypiertext that even apple cannot see your note. Candor Pro is an auto-renewable subscription. ⢠Monthly: $2.99/month ⢠Yearly: $24.99/year (7-day free trial) Payment is charged to your Apple ID at confirmation of purchase. The subscription renews automatically unless cancelled at least 24 hours before the end of the current period. Renewals are charged within 24 hours prior to the end of the current period. You can manage and cancel subscriptions in your App Store account settings after purchase. Any unused portion of a free trial is forfeited when purchasing a subscription. Terms of Use: https://www.belvantis.com/terms Privacy Policy: https://www.belvantis.com/privacy
DataStamp
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DataStamp is a local-first proof vault for creating verifiable timestamps for text, photos, screenshots, receipts, contracts, and files. The app computes a SHA-256 hash on your device, requests an OpenTimestamps proof, and lets you keep a portable record that can later be verified against Bitcoin anchoring. Your original content stays under your control; the proof is based on the hash, not on uploading the private document itself. What DataStamp does: ⢠Create timestamp proofs for text, images, and files ⢠Verify existing OpenTimestamps (.ots) proofs ⢠Track pending and confirmed proofs ⢠Organize evidence with folders and tags ⢠Export/share proof material when needed ⢠Use widgets and background checks for pending confirmations ⢠Optionally sync your own records through your private iCloud account DataStamp is designed for people who want defensible records without depending on a central account, proprietary server, or mutable database. It is useful for preserving proof of existence for notes, creative drafts, legal or financial records, screenshots, business documents, research artifacts, and other digital evidence. OpenTimestamps is an open protocol for timestamping data with Bitcoin. DataStamp provides a polished iOS workflow around that protocol while keeping the app local-first and privacy-conscious.
Screenshots
Verdict
The clearest difference is in-app purchases: DataStamp at none against Candor's 2. DataStamp also leads on iOS requirement (17.0 vs 26.0). Candor's advantage is device support. On price there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Candor sells 2 in-app purchases, starting at $2.99 per month. DataStamp asks for nothing beyond the download.
| Parameter | Candor | DataStamp |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 8 days | ā |
| Ads | No | ā |
| In-app purchases | Yes | No ā better |
| Devices | iPhone, iPad ā better | ā |
| Requires iOS | 26.0 | 17.0 ā better |
| Further details ā not scored | ||
| Size | 49 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Benyamin Famili | MARCOS D'AVILA GABBARDO |
In-app purchases
Candor
- Candor Pro Monthly7 Days trial$2.991 Month
- Candor Pro Yearly14 Days trial$24.991 Year
DataStamp
No in-app purchases









