# ONTOLO vs YASMO

The clearest difference is in-app purchases: ONTOLO at none against YASMO's 4. ONTOLO also leads on iOS requirement (9.0 vs 16.0). YASMO's advantage is update cadence (fortnightly vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. YASMO sells 4 one-off in-app purchases. ONTOLO asks for nothing beyond the download.

ONTOLO ships an update every 3 months, YASMO fortnightly. The most recent releases landed on October 14, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | ONTOLO | YASMO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Size | 240 MB | 37 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [CardApp Limited](https://appshunter.io/developer/539151439) | [YAS Digital Limited](https://appshunter.io/developer/1499073361) |

## What reviewers say

### ONTOLO

[App page](https://appshunter.io/ios/app/ontolo/id1498867466)

**In-app purchases:** none


### YASMO

[App page](https://appshunter.io/ios/app/yasmo/id1633180916)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Purchase 50 tokens | $6.99 | one-time |
| Purchase 100 Tokens | $12.99 | one-time |
| Purchase 200 Tokens | $24.99 | one-time |
| Purchase 500 Tokens | $59.99 | one-time |


## Frequently asked questions

### Is ONTOLO free?

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

### Is YASMO free?

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

### Do ONTOLO or YASMO have ads?

Neither ONTOLO nor YASMO shows ads.

### Which is updated more often, ONTOLO or YASMO?

ONTOLO ships an update every 3 months, and YASMO fortnightly. Most recently, ONTOLO was updated on October 14, 2026 and YASMO on October 18, 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.*