# kobak vs AILY

The clearest difference is in-app purchases: AILY at none against kobak's 10. AILY also leads on update cadence (every 8 days vs every 5 months) and iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. kobak sells 8 one-off in-app purchases. AILY asks for nothing beyond the download.

kobak ships an update every 5 months, AILY every 8 days. The most recent releases landed on October 11, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | kobak | AILY |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 90.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 8 days** |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 47 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mijin Song](https://appshunter.io/developer/1494081857) | [dokyung yun](https://appshunter.io/developer/1852449494) |

## What reviewers say

### kobak

[App page](https://appshunter.io/ios/app/kobak/id1520535538)

Develop good habits and track your progress with a fun sticker collection system. Earn rewards for consistency and celebrate your achievements as you become a better version of yourself.

**Highlights:** Sticker collection for habit tracking, Progress visualization, Reward system for consistency, Habit development support, Personalized goal setting

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3 pencils | $0.99 | one-time |
| 2 pencils | $0.99 | one-time |
| 7 pencils | $1.99 | one-time |
| 11 pencils | $2.99 | one-time |
| 17 pencils | $4.99 | one-time |
| 19 pencils | $4.99 | one-time |
| 32 pencils | $7.99 | one-time |
| 45 pencils | $9.99 | one-time |


### AILY

[App page](https://appshunter.io/ios/app/ailyto-do-routine-notes/id6755179797)

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

**In-app purchases:** none


## Frequently asked questions

### Is kobak free?

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

### Is AILY free?

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

### Do kobak or AILY have ads?

Neither kobak nor AILY shows ads.

### Which is updated more often, kobak or AILY?

kobak ships an update every 5 months, and AILY every 8 days. Most recently, kobak was updated on October 11, 2026 and AILY on October 24, 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.*