# OpenScale vs ScaleSynch

The clearest difference is price: ScaleSynch at Free against OpenScale's $0.99. OpenScale's advantage is in-app purchases (none vs 1). On update cadence, ads, device support and iOS requirement there is nothing between them.

ScaleSynch is free to download; OpenScale costs $0.99 up front. ScaleSynch sells 1 one-off in-app purchase. OpenScale asks for nothing beyond the download.

OpenScale ships an update fortnightly, ScaleSynch monthly. The most recent releases landed on September 21, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | OpenScale | ScaleSynch |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Size | 5 MB | 3 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [CAN ETHEM BELLIDO](https://appshunter.io/developer/1851088390) | [Rob In der Maur](https://appshunter.io/developer/737679668) |

## What reviewers say

### OpenScale

[App page](https://appshunter.io/ios/app/openscale/id6759986422)

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

**In-app purchases:** none


### ScaleSynch

[App page](https://appshunter.io/ios/app/scalesynch-sync-your-weight/id6763006746)

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited real BT scanes | $2.99 | one-time |


## Frequently asked questions

### Is OpenScale free?

OpenScale costs $0.99, with no in-app purchases.

### Is ScaleSynch free?

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

### Do OpenScale or ScaleSynch have ads?

Neither OpenScale nor ScaleSynch shows ads.

### Which is updated more often, OpenScale or ScaleSynch?

OpenScale ships an update fortnightly, and ScaleSynch monthly. Most recently, OpenScale was updated on September 21, 2026 and ScaleSynch on September 12, 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.*