# Pirr AI vs babel study

The clearest difference is in-app purchases: babel study at none against Pirr AI's 5. Pirr AI's advantage is update cadence (every 4 days vs every 7 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Pirr AI sells 5 in-app purchases, starting at $12.99 per month. babel study asks for nothing beyond the download.

Pirr AI ships an update every 4 days, babel study every 7 months. The most recent releases landed on October 10, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Pirr AI | babel study |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (256 ratings)](https://appshunter.io/ios/app/pirr-ai/id1638980697/reviews)** | — |
| Number of ratings | **256** | — |
| Positive reviews | 17.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 7 months |
| Monetization | Free with in-app purchases | — |
| Size | 143 MB | 318 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 12+ |
| Developer | [Pirr AB](https://appshunter.io/developer/1638980699) | [Woolbread Ltd.](https://appshunter.io/developer/1798328523) |

## What reviewers say

### Pirr AI

[App page](https://appshunter.io/ios/app/pirr-ai/id1638980697)

Create personalized romance stories with an AI writing partner. Customize characters, settings, and plot, then explore diverse genres and share your creations. Experience emotional narratives and unique scenes.

**Highlights:** AI-powered story creation, Personalized character customization, Dynamic plot adaptation, Genre exploration, Customizable story covers, Story sharing

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pirr Premium (Monthly) | $12.99 | per month |
| Pirr Premium (Yearly) | $99.99 | per year |
| AI Credits Spark Pack | $4.99 | one-time |
| AI Credits Boost Pack | $8.99 | one-time |
| AI Credits Power Pack | $27.99 | one-time |

**What reviewers like**

- 👍 User-friendly interface design
- 💡 AI-assisted story continuation feature
- 🆓 Free app with no paywall initially
- ✨ Unique creative writing tool
- 🎨 Customizable story elements (characters, tones, genres)

**What reviewers complain about**

- 💰 Aggressive monetization with $13/month paywall
- 🔒 Paywall locks basic features (characters, genres, tags)
- 🐛 Severe degradation after recent updates
- 🚫 Heavy content censorship and word banning
- 🧠 Poor AI memory and context awareness

**Reported bugs**

- App stuck on loading screen after updates
- Stories disappearing or being deleted
- Cannot save or create new characters
- Infinite loading loops during sign-in
- App freezes when editing passages

**Requested features**

- Backup and export functionality
- Search bar for discovering stories by tags/titles
- Ability to save/bookmark favorite stories from other users
- Comment section on published stories
- iPad-friendly interface


### babel study

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pirr AI free?

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

### Is babel study free?

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

### Do Pirr AI or babel study have ads?

Neither Pirr AI nor babel study shows ads.

### Which is updated more often, Pirr AI or babel study?

Pirr AI ships an update every 4 days, and babel study every 7 months. Most recently, Pirr AI was updated on October 10, 2026 and babel study on September 29, 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.*