Ollo vs Voca Mongolia
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ollo
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Speak English every day with AI teachers that feel like real conversation partners. Whether you're preparing to improve fluency or practicing everyday conversations, Ollo helps you build confidence through interactive voice conversations. Features AI Voice Conversations Practice speaking naturally with friendly AI teachers. Multiple AI Teachers Choose different teachers with unique personalities, speaking styles, and accents. Role Play Scenarios Practice real-life situations like: • Job interviews • Travel • Ordering food • Daily conversations • Business English • Making friends • Shopping • Hotel check-in • Emergency situations Personalized Learning Receive intelligent feedback and improve with every conversation. Pronunciation Practice Improve pronunciation and speaking confidence through voice interactions. Stop memorizing grammar alone. Start speaking English today with Ollo.
Voca Mongolia
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voca - хэл сурах хамгийн хөгжилтэй арга! Хятад (HSK 1-6) болон Англи (A1-C2) хэлийг шинжлэх ухаанд суурилсан давтлагын системээр үр дүнтэй сур. Үгийн сан ба Флашкарт - Өөрийн үгсээ нэмж, бүлэглэн зохион байгуул - Anki-гийн SM-2 алгоритм - мартахаас өмнө яг цагт нь давтуулна - Дуудлага, IPA, жишээ өгүүлбэртэй Ханз бичих дасгал - Хурууны хөдөлгөөнөөр зурлага дагаж сур - Зурлагын дараалал, дуудлага шалгах Тоглоомууд - Хос тааруулах, унах үгс, аялга таних, санах ой, өгүүлбэр эвлүүлэх Толь бичиг - 5000 гаруй HSK үг, англи-монгол толь Reel - хэлний зөвлөмж, соёл, дүрмийг богино хэлбэрээр Нийгэм - найзуудтайгаа өрсөлд, лиг, эрэмбэ, нийтлэл хуваалц Streak ба сануулга - өдөр бүр суралцах дадал бий болго Монгол хэл дээр тайлбарласан - хятад болон англи хэлийг эх хэлээрээ ойлгож сур! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Ollo at none against Voca Mongolia's 2. Voca Mongolia's advantage is iOS requirement (15.1 vs 17.0). On price, update cadence, ads and device support 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
Both are free to download. Voca Mongolia sells 2 in-app purchases, starting at $5.99 per month. Ollo asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 8, 2026 and September 10, 2026 respectively.
| Parameter | Ollo | Voca Mongolia |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 65 MB | 46 MB |
| Age rating | 4+ | 12+ |
| Developer | Byamba-Ochir Javzanpagma | Temuujin Batjargal |
In-app purchases
Ollo
No in-app purchases
Voca Mongolia
- Standard$5.991 Month
- Premium$8.991 Month







