# Airlearn vs Linear Inequality by Graphing

The clearest difference is in-app purchases: Linear Inequality by Graphing at none against Airlearn's 20. Linear Inequality by Graphing also leads on device support (3 vs 1) and iOS requirement (12.0 vs 17.0). Airlearn's advantage is chart position (#159 vs unranked). On price and ads there is nothing between them.

Both are free to download. Airlearn sells 15 in-app purchases, starting at $4.99 per month. Linear Inequality by Graphing asks for nothing beyond the download.

## The numbers

| Metric | Airlearn | Linear Inequality by Graphing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (46K ratings)](https://appshunter.io/ios/app/airlearn-language-learning/id6479639235/reviews)** | — |
| Number of ratings | **46K** | — |
| Positive reviews | 81.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 days | — |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#159** | — |
| Size | 594 MB | 23 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [UNACADEMY INC](https://appshunter.io/developer/1736703854) | [Science Education Institute](https://appshunter.io/developer/1439710468) |

## What reviewers say

### Airlearn

[App page](https://appshunter.io/ios/app/airlearn-language-learning/id6479639235)

**Currently charting:** #159 Top Free · Education, #161 Top Grossing · Education (US App Store)

Master over 25 languages with concise lessons, cultural insights, and practical dialogues. Engage in weekly leagues and track your progress to achieve fluency. Start learning for free today.

**Highlights:** Master 25+ languages, Concise grammar and vocabulary lessons, Rich cultural insights, Practical dialogues and real-life situations, Spaced repetition for memory retention, Weekly leagues and XP for motivation, Progress tracking with daily goals and streaks

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pay monthly | $4.99 | per month |
| Pay monthly (7 days free) | $4.99 | per month |
| Monthly plan | $4.99 | per month |
| Pay 6 months (14 days free) | $24.99 | per 6 months |
| Pay 6 months (14 days free) | $29.99 | per 6 months |
| Pay for 1 year | $39.99 | per year |
| Pay yearly (14 days free) | $39.99 | per year |
| Annual Plan | $39.99 | per year |
| Pay yearly (14 days free) | $47.99 | per year |
| Airlearn Pro - Family Plan | $49.99 | per year |
| Airlearn Pro - Family Plan | $49.99 | per year |
| Pay yearly (14 days free) | $74.99 | per year |
| Annual Plan | $79.99 | per year |
| Pay yearly (7 days free) | $79.99 | per year |
| Pay for 5,000 coins | $1.99 | one-time |

**What reviewers like**

- 👍 Easy to use and learn
- 🚀 Effective language learning
- 💡 Explains grammar and culture
- 🎨 Beautiful art and visuals
- 🗣️ Good pronunciation practice

**What reviewers complain about**

- 🔒 Limited free lessons per day
- 🐛 Occasional bugs and glitches
- 📚 Lacks more language options
- 🔍 Needs better review/progress tracking

**Reported bugs**

- Lessons getting stuck on certain questions
- Words/sentences not registering correctly
- App freezing or crashing after completing lessons

**Requested features**

- Add more languages like Korean, Portuguese, Italian
- Implement spaced repetition for better vocabulary retention
- Allow users to toggle romaji/kana display for Japanese
- Add placement tests to determine starting level


### Linear Inequality by Graphing

[App page](https://appshunter.io/ios/app/linear-inequality-by-graphing/id6740741214)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Airlearn free?

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

### Is Linear Inequality by Graphing free?

Linear Inequality by Graphing is free to download, with no in-app purchases.

### Do Airlearn or Linear Inequality by Graphing have ads?

Neither Airlearn nor Linear Inequality by Graphing shows ads.

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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.*