# Let's Sync vs CYP Control

The clearest difference is in-app purchases: CYP Control at none against Let's Sync's 10. Let's Sync's advantage is update cadence (monthly vs every 23 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Let's Sync sells 10 one-off in-app purchases. CYP Control asks for nothing beyond the download.

Let's Sync ships an update monthly, CYP Control every 23 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Let's Sync | CYP Control |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 23 months |
| Monetization | Free with in-app purchases | — |
| Size | 92 MB | 3 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Terra Virgo Corporation](https://appshunter.io/developer/906339963) | [Cypress Technology Co., LTD.](https://appshunter.io/developer/926194141) |

## What reviewers say

### Let's Sync

[App page](https://appshunter.io/ios/app/lets-sync/id1350450913)

Synchronize audio across multiple smartphones for shared listening experiences. Create events for silent dances, interactive stories, group workouts, and more. It's a versatile platform for personal and business use, supporting thousands of concurrent participants.

**Highlights:** Synchronizes audio across multiple smartphones, Creates shared listening events, Supports silent dances and interactive stories, Enables group workouts and worldwide events, Platform for unique business ventures, Supports up to 7,000 concurrent participants

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Add 5 credits to wallet | $4.99 | one-time |
| Add 21 credits to wallet | $20.99 | one-time |
| Add 22 credits to wallet | $21.99 | one-time |
| Add 23 credits to wallet | $22.99 | one-time |
| Add 24 credits to wallet | $23.99 | one-time |
| Add 25 credits to wallet | $24.99 | one-time |
| Add 26 credits to wallet | $25.99 | one-time |
| Add 27 credits to wallet | $26.99 | one-time |
| Add 28 credits to wallet | $27.99 | one-time |
| Add 29 credits to wallet | $28.99 | one-time |


### CYP Control

[App page](https://appshunter.io/ios/app/cyp-control/id1502061299)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Let's Sync free?

Let's Sync is free to download, with in-app purchases available.

### Is CYP Control free?

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

### Do Let's Sync or CYP Control have ads?

Neither Let's Sync nor CYP Control shows ads.

### Which is updated more often, Let's Sync or CYP Control?

Let's Sync ships an update monthly, and CYP Control every 23 months. Most recently, Let's Sync was updated on November 2, 2026 and CYP Control on November 3, 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.*