jidoujisho vs Lector
jidoujisho
github.com
Lector
lector.devSide by side
| Figure | jidoujisho | Lector |
|---|---|---|
| Price from | Free | $5/mo |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Open source | — | Yes |
| Web | — | Yes |
| iOS | — | Yes |
| Android | Yes | — |
| API | — | Yes |
| Self-hosted | — | Yes |
| Plans published | 1 | 4 |
| Spec score · Language Immersion Apps | 8.3 (#5) | 9.1 (#1) |
| Language support | Japanese and English are officially supported, and other languages may work depending on dictionary format and search algorithm support. | The reader works with any language, while language packs add a frequency-ordered cloze bank and an on-device dictionary. |
| License | The repository makes the app available under the GNU General Public License 3.0. | The repository licenses Lector under GNU Affero General Public License version 3.0, including the requirement to offer corresponding source for modified network services. |
| Product | jidoujisho is a mobile video player, reading aid, dictionary and card creation toolkit for language learners. | Lector is an open-source language-learning reader for learning through imported texts and media. |
| Reading | The app includes an offline-capable ebook reader and can read Mokuro-preprocessed manga. | It imports EPUBs, pasted text, and web articles, and lets readers click words for translation while tracking known, learning, and new vocabulary. |
| Support | The maker’s profile invites users to seek help through the project’s issue trackers, Discord or email. | The contact page offers email replies, Discord live chat, and GitHub issues for bugs. |
Plans
In their own words
jidoujisho
jidoujisho brings video playback, reading, dictionary lookup and flashcard creation into an Android language-learning app. It handles local media, YouTube videos, Jellyfin streams and direct URLs, with word lookup by tapping or dragging across subtitles and paragraphs. Readers can open offline books in the embedded ッツ Ebook Reader or read manga processed with Mokuro. For study cards, users can edit fields and export the current image and audio to AnkiDroid. Dictionary support covers Yomichan, Migaku and ABBYY Lingvo DSL formats; dictionary data is not bundled, and Yomichan structured-content dictionaries are unsupported. Listed services include ChatGPT, Bing image search, Forvo, JapanesePod101 audio search, and example sentences from Massif, Tatoeba and ImmersionKit. WebSocket support allows use with texthookers. Japanese and English are officially supported; other languages depend on dictionary format and search support. jidoujisho is free and open source under GPL-3.0. It requires Android 7.0 or later and AnkiDroid. External subtitles include SRT, ASS and SSA, but not image-based PGS.