# Synchronism vs NINIGU

The clearest difference is ads: Synchronism at none against NINIGU's shown. Synchronism also leads on update cadence (every 2 days vs weekly) and iOS requirement (18.0 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Synchronism ships an update every 2 days, NINIGU weekly. The most recent releases landed on September 14, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Synchronism | NINIGU |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 days** | Weekly |
| Size | 120 MB | 74 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [ooo.engineering Inc.](https://appshunter.io/developer/1825849811) | [yunjin han](https://appshunter.io/developer/1447861772) |

## What reviewers say

### Synchronism

[App page](https://appshunter.io/ios/app/synchronism/id6748982509)

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

**In-app purchases:** none


### NINIGU

[App page](https://appshunter.io/ios/app/ninigu/id6754002478)

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

**In-app purchases:** none


## Frequently asked questions

### Is Synchronism free?

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

### Is NINIGU free?

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

### Do Synchronism or NINIGU have ads?

NINIGU shows ads; Synchronism does not.

### Which is updated more often, Synchronism or NINIGU?

Synchronism ships an update every 2 days, and NINIGU weekly. Most recently, Synchronism was updated on September 14, 2026 and NINIGU on September 22, 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.*