# Reply vs Sky Lingo

The clearest difference is iOS requirement: Reply at 13.0 against Sky Lingo's 15.0. On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Reply sells 4 one-off in-app purchases and Sky Lingo sells 4 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

Reply ships an update every 2 weeks, Sky Lingo every 10 days. The most recent releases landed on October 1, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Reply | Sky Lingo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (60 ratings)](https://appshunter.io/ios/app/sky-lingo-ai-language-learning/id6502421785/reviews)** |
| Number of ratings | — | **60** |
| Positive reviews | **100.0% of reviews** | 95.9% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 27 MB | 123 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dengzhou Haokui Information Technology Co., Ltd](https://appshunter.io/developer/1616461539) | [Xiamen Sky AI Tech Co., Ltd.](https://appshunter.io/developer/1610844635) |

## What reviewers say

### Reply

[App page](https://appshunter.io/ios/app/reply-ai/id1663816463)

Practice English conversation with AI friends to improve speaking, listening, and writing skills. Learn vocabulary, grammar, and daily expressions through interactive chats and pronunciation exercises. Features intelligent error correction and vocabulary prioritization for systematic learning.

**Highlights:** AI-powered conversation practice, Improve speaking, listening, writing, Learn vocabulary and grammar, Daily expression practice, Message reading and pronunciation, Intelligent error correction, Vocabulary prioritization

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One month VIP service | $4.49 | one-time |
| One quarter VIP service | $9.99 | one-time |
| One year VIP service | $24.99 | one-time |
| Lifetime VIP | $149.99 | one-time |


### Sky Lingo

[App page](https://appshunter.io/ios/app/sky-lingo-ai-language-learning/id6502421785)

Practice speaking and master new languages with AI tutors available 24/7. Get instant feedback on pronunciation and grammar, and prepare for exams like IELTS through realistic conversation simulations. Millions are learning faster with personalized guidance.

**Highlights:** 24/7 AI speaking tutors, Instant pronunciation feedback, Real-life conversation scenarios, IELTS test preparation, Grammar correction, Voice recognition technology

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Month | $14.99 | per month |
| Quarter | $24.99 | per 3 months |
| Annual | $39.99 | per year |
| 3-year VIPs | $89.99 | one-time |


## Frequently asked questions

### Is Reply free?

Reply is free to download, with in-app purchases available.

### Is Sky Lingo free?

Sky Lingo is free to download, with in-app purchases available.

### Do Reply or Sky Lingo have ads?

Neither Reply nor Sky Lingo shows ads.

### Which is updated more often, Reply or Sky Lingo?

Reply ships an update every 2 weeks, and Sky Lingo every 10 days. Most recently, Reply was updated on October 1, 2026 and Sky Lingo on October 16, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*