Assimil vs LaternZona
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Assimil
Master a new language in 100 days with an immersive, interactive method. Gain confidence for everyday and professional communication, reaching B2 or C1 proficiency. Includes native speaker audio, dialogues, and grammar explanations.
- 100-day language mastery
- Interactive lessons
- Native speaker audio
- Immersive dialogues
- Grammar explanations
- Review lessons
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Make a new language part of your everyday life with the Assimil method. Learn progressively through natural dialogues, real-life situations and recordings by native speakers. From the very first lessons, you encounter the language in context rather than as isolated words and rules. Start with the first 7 lessons to discover the method, then continue at your own pace. Lesson by lesson, build your listening and reading skills and become more confident using the language in everyday situations. Courses available for English speakers include French, Spanish, German, Italian, Japanese, Russian, Korean, Chinese and Brazilian Portuguese. Since 1929, Assimil has helped generations of learners discover new languages. Already used one of the previous Assimil apps? Sign in with the same email address to find your courses again. Have an Assimil pack? Use the “Delivery code” option in the app to activate your course.
LaternZona
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Your vocabulary, understood and remembered. LaternZona is an on-device AI dictionary and vocabulary companion for iPhone and iPad. Explore words and phrases, read contextual examples, and turn saved entries into a daily learning habit. • Look up words and phrases with explanations, examples and pronunciation playback. • Choose input, explanation and interface languages independently across nine supported languages. • Choose everyday, business or conversational examples. • Save complete entries and reopen the same content later. • Practice due words, set a daily new-word limit, and repeat difficult cards in the same session. • Export vocabulary as PDF, or back up and restore full entries, history and review progress. • Read comfortably with expandable details, Dark Mode, larger text and an iPad vocabulary reading layout. A compatible device and an initial model download are required for new lookups. After download, dictionary generation runs locally without an account or cloud AI service. Entries are AI-generated and may contain errors.
Screenshots
Verdict
The clearest difference is price: Assimil at Free against LaternZona's $4.99. Assimil also leads on device support (4 vs 2) and iOS requirement (15 vs 26.0). LaternZona's advantage is in-app purchases (none vs 10). On update cadence and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Assimil is free to download; LaternZona costs $4.99 up front. Assimil sells 10 one-off in-app purchases. LaternZona asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on November 4, 2026 and November 3, 2026 respectively.
| Parameter | Assimil | LaternZona |
|---|---|---|
| Price | Free — better | $4.99 |
| Rating | 4.4 (31 ratings) — better | — |
| Positive reviews | 32.4% of reviews | — |
| Number of ratings | 31 — better | — |
| Update frequency | Every 4 days | Every 4 days |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad |
| Requires iOS | 15 — better | 26.0 |
| Further details — not scored | ||
| Size | 137 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | HOLIWAVE | Chih Jen Chuang |
In-app purchases
Assimil
- Assimil French$41.99
- Assimil Espagnol$41.99
- Assimil German$44.99
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- Assimil Italian$44.99
- Assimil Brazilian Portuguese$44.99
- Assimil Chinese$44.99
- Assimil Japanese$44.99
- Assimil Russian$44.99
- Assimil Spanish$44.99
- Korean$44.99
LaternZona
No in-app purchases









