TTTH vs Sammy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TTTH
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Ứng dụng để xem lịch giảng dạy của giảng viên Học viện Công nghệ Bưu chính Viễn thông Chức năng : - Xem lịch giảng dạy theo học kỳ - Xem lịch giảng dạy theo ca học - Xem lịch giảng dạy theo tuần
Sammy
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Sammy AI helps you learn English by speaking in real time with AI tutor agents. Instead of memorizing grammar rules, you’ll build fluency and reflexes through natural conversations. Features: Real-time practice: Talk with AI as if you’re speaking with a real teacher or friend. Flexible topics: Choose from suggested lessons or create your own topic to keep learning fresh. AI support: Get smart suggestions for what to say next, or pause and retry until your pronunciation is perfect. Conversation history: Review transcripts and feedback after each session. Personalized progress: Track your level, complete lessons, and unlock new challenges. Vocabulary builder: Save words, phrases, and expressions you need to practice more. With Sammy AI, every conversation makes you more confident, fluent, and ready to use English in real life.
Screenshots
Verdict
The clearest difference is in-app purchases: TTTH at none against Sammy's 1. TTTH also leads on iOS requirement (13.4 vs 15.6). Sammy's advantage is device support. On price 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. Sammy sells 1 one-off in-app purchase. TTTH asks for nothing beyond the download.
| Parameter | TTTH | Sammy |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Every 10 days |
| Ads | — | No |
| In-app purchases | No — better | Yes |
| Devices | — | iPhone, iPod — better |
| Requires iOS | 13.4 — better | 15.6 |
| Further details — not scored | ||
| Size | 12 MB | 172 MB |
| Age rating | 17+ | 4+ |
| Developer | CDiT | Minh Hieu Vo |
In-app purchases
TTTH
No in-app purchases
Sammy
- 100 Coins Pack$2.99
