# babel study vs AR Filter

The clearest difference is in-app purchases: babel study at none against AR Filter's 2. babel study also leads on ads (none vs shown). AR Filter's advantage is update cadence (fortnightly vs every 7 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. AR Filter sells 2 in-app purchases, starting at $4.99 per 7 days. babel study asks for nothing beyond the download.

babel study ships an update every 7 months, AR Filter fortnightly. The most recent releases landed on September 10, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | babel study | AR Filter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (166 ratings)](https://appshunter.io/ios/app/ar-filter-what-the-dog-doing/id6773195137/reviews)** |
| Number of ratings | — | **166** |
| Positive reviews | — | 45.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Fortnightly** |
| Monetization | — | Ad-supported |
| Size | 318 MB | 137 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 12+ | 4+ |
| Developer | [Woolbread Ltd.](https://appshunter.io/developer/1798328523) | [CEM SOFTWARE LTD](https://appshunter.io/developer/1664408786) |

## What reviewers say

### babel study

[App page](https://appshunter.io/ios/app/babel-study/id6742862620)

**Features:** macOS Compatibility

**In-app purchases:** none


### AR Filter

[App page](https://appshunter.io/ios/app/ar-filter-what-the-dog-doing/id6773195137)

Add a humorous AR dog to your surroundings to create funny videos and prank friends. Easily place and control the virtual canine for instant meme-worthy content perfect for social sharing.

**Highlights:** Place AR dog anywhere, Control dog's actions, Create funny videos quickly, Prank friends with virtual dog, Instant social media sharing

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $4.99 | per 7 days |
| Yearly Premium | $29.99 | per year |


## Frequently asked questions

### Is babel study free?

babel study is free to download, with no in-app purchases.

### Is AR Filter free?

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

### Do babel study or AR Filter have ads?

AR Filter shows ads; babel study does not.

### Which is updated more often, babel study or AR Filter?

babel study ships an update every 7 months, and AR Filter fortnightly. Most recently, babel study was updated on September 10, 2026 and AR Filter on September 23, 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.*