# hamahama vs ppotaa

The clearest difference is in-app purchases: hamahama at none against ppotaa's 5. hamahama also leads on ads (none vs shown). ppotaa's advantage is review sentiment (100% vs 85%). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. ppotaa sells 5 in-app purchases, starting at $3.99 per month. hamahama asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 21, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | hamahama | ppotaa |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/ppotaa/id6777933743/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 85.2% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 32 MB | 79 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [sangwon kwon](https://appshunter.io/developer/1797055084) | [Fluffy Lab](https://appshunter.io/developer/6777933745) |

## What reviewers say

### hamahama

[App page](https://appshunter.io/ios/app/hamahama-ai-lock-in-timer/id6753915085)

This app uses AI to accurately track your focused study time, automatically pausing when you're away from your desk. It generates study timelapses, provides detailed statistics, and allows you to compete with friends in study groups.

**Highlights:** AI-measured focused study time, Automatic timer pausing, Study timelapse generation, Detailed study statistics, Daily study goals, Friend group competition, Zoom study sessions

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

**In-app purchases:** none


### ppotaa

[App page](https://appshunter.io/ios/app/ppotaa/id6777933743)

This app helps you build study habits by connecting you with friends in virtual classrooms. Track your progress, customize your avatar, and stay motivated with rewards and a mood calendar.

**Highlights:** Social study rooms with friends, Study time tracking by subject, Daily, weekly, monthly stats, To-do list management, Mood calendar and satisfaction logging, Character and desk customization, Study streak and star rewards

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $3.99 | per month |
| 100 Stars | $0.99 | one-time |
| 350 Stars | $2.99 | one-time |
| 750 Stars | $5.99 | one-time |
| 1,800 Stars | $12.99 | one-time |


## Frequently asked questions

### Is hamahama free?

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

### Is ppotaa free?

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

### Do hamahama or ppotaa have ads?

ppotaa shows ads; hamahama does not.

### Which is updated more often, hamahama or ppotaa?

hamahama ships an update every 3 weeks, and ppotaa every 3 weeks. Most recently, hamahama was updated on October 21, 2026 and ppotaa on October 28, 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.*