Jotdown
br.com.jotdown
android GPL-3.0-or-later kind 32267
Offline PDF reader with OCR and academic annotations.
latest release
3.1.23-FOSS
main
released 2026-10-14 02:38 UTC
download apk
br.com.jotdown_43.apk · 13.2 MB
✓ signed
cert c371df0d…
about
- description
- Jotdown is an open-source document manager and PDF reader built for researchers, students and academics. Reading, annotating and organizing your documents works fully offline; network is only used for optional DOI citation import and dictionary downloads. Focused on privacy — no account required, no data leaves the device beyond what those optional features need. Features: * PDF reader with text-layer extraction * OCR via open-source PdfBox * Sticky note annotations and vector drawings (stylus + palm rejection) * Academic citation (fichamento) generator * Export to Markdown (.md), TXT and PDF * ABNT citation format support * Local folder organisation system * Offline dictionary (Portuguese / English) * Backup and restore (local ZIP) * Dark mode support
- publisher
- 78ce6faa72264387284e647ba6938995735ec8c7d5c5a65737e55130f026307d
- first seen
- 2026-09-22T08:59:44.254884+00:00
- last event
- 2026-10-12 14:11 UTC
- install
- zapstore.dev or any Zapstore-compatible client
- topics
- #ebook reader
source & build
- repository
- https://github.com/walterfr/jotdown-android
- arch flags
- android-arm64-v8a
- manifest
- missing
releases (kind 30063)
4 releases indexed; latest 3.1.23-FOSS.
| version | channel | released | event |
|---|---|---|---|
| 3.1.23-FOSS | main | 2026-10-14 02:38 UTC | 4140ef13… |
| 3.1.22-FOSS | main | 2026-10-12 14:11 UTC | 5eb2ff2d… |
| 3.1.20-FOSS | main | 2026-09-25 08:04 UTC | cd30c7d5… |
| 3.1.19-FOSS | main | 2026-09-21 19:45 UTC | 3eedd511… |
assets & verification
Every app, release and asset event is schnorr-verified (NIP-01 id + signature) before it enters the catalog, and assets are content-addressed by sha256. We subscribe read-only to the catalog relay — never write to it.
3.1.23-FOSS — br.com.jotdown_43.apk
- sha256
- 791286441ed81ca4fb70a5465539dee35d8ce35016bb17d6cca22d46dac7b1b4
- size
- 13.2 MB
- archs
- android-arm64-v8a
- version code
- 43
- apk cert sha256
- c371df0d8015db8d1fd5c81077df4acf0cde8f3772c06c381ea83a69f5cc7e9d
- download
- br.com.jotdown_43.apk
3.1.22-FOSS — br.com.jotdown_42.apk
- sha256
- d33e2d483b081df5da1355ab86597a068268e891133e8b23be705b26ce3f1bc2
- size
- 13.2 MB
- archs
- android-arm64-v8a
- version code
- 42
- apk cert sha256
- c371df0d8015db8d1fd5c81077df4acf0cde8f3772c06c381ea83a69f5cc7e9d
- download
- br.com.jotdown_42.apk
3.1.20-FOSS — br.com.jotdown_40.apk
- sha256
- db8df54d1335533a675b14d363f425d9c7924d2bf950b1708ffc51f87a9b97fc
- size
- 13.2 MB
- archs
- android-arm64-v8a, android-armeabi-v7a, android-x86, android-x86_64
- version code
- 40
- apk cert sha256
- c371df0d8015db8d1fd5c81077df4acf0cde8f3772c06c381ea83a69f5cc7e9d
- download
- br.com.jotdown_40.apk
3.1.19-FOSS — br.com.jotdown_39.apk
- sha256
- 974f966738bca16c8475009264201da7ba7787d6edeafdfd8989647d4e6004e1
- size
- 13.2 MB
- archs
- android-arm64-v8a, android-armeabi-v7a, android-x86, android-x86_64
- version code
- 39
- apk cert sha256
- c371df0d8015db8d1fd5c81077df4acf0cde8f3772c06c381ea83a69f5cc7e9d
- download
- br.com.jotdown_39.apk
Showing the newest 4 asset descriptors; the full set is in /api/apps/78ce6faa…