# 同频sync vs aDaiLY

The clearest difference is in-app purchases: aDaiLY at none against 同频sync's 6. aDaiLY also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 同频sync sells 6 in-app purchases, starting at $1.99 per month. aDaiLY asks for nothing beyond the download.

同频sync ships an update every 2 days, aDaiLY every 4 days. The most recent releases landed on October 19, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | 同频sync | aDaiLY |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 4 days |
| Size | 22 MB | 47 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [磊 董](https://appshunter.io/developer/6808440096) | [时空奇遇](https://appshunter.io/developer/1824448602) |

## What reviewers say

### 同频sync

[App page](https://appshunter.io/ios/app/sync/id6808456087)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 同频pro月度会员 | $1.99 | per month |
| 同频 Pro年度会员 | $19.99 | per year |
| 同频 Pro 固定期限会员（1年） | $9.99 | one-time |
| 同频 Pro 固定期限会员（2年） | $22.99 | one-time |
| 同频 Pro 固定期限会员（3年） | $29.99 | one-time |
| 同频sync终身会员 | $39.99 | one-time |


### aDaiLY

[App page](https://appshunter.io/ios/app/adaily/id6808468464)

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

**In-app purchases:** none


## Frequently asked questions

### Is 同频sync free?

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

### Is aDaiLY free?

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

### Do 同频sync or aDaiLY have ads?

Neither 同频sync nor aDaiLY shows ads.

### Which is updated more often, 同频sync or aDaiLY?

同频sync ships an update every 2 days, and aDaiLY every 4 days. Most recently, 同频sync was updated on October 19, 2026 and aDaiLY on October 11, 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.*