# SENATE vs ScaleSynch

The clearest difference is in-app purchases: SENATE at none against ScaleSynch's 1. SENATE also leads on iOS requirement (13.0 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ScaleSynch sells 1 one-off in-app purchase. SENATE asks for nothing beyond the download.

SENATE ships an update every 6 weeks, ScaleSynch monthly. The most recent releases landed on November 8, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | SENATE | ScaleSynch |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Size | 201 MB | 3 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Cuicui Studios S.L.](https://appshunter.io/developer/737310895) | [Rob In der Maur](https://appshunter.io/developer/737679668) |

## What reviewers say

### SENATE

[App page](https://appshunter.io/ios/app/senate/id6504188573)

**In-app purchases:** none


### ScaleSynch

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

**Features:** Family Sharing, Apple Watch app

**In-app purchases (1)**

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


## Frequently asked questions

### Is SENATE free?

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

### Is ScaleSynch free?

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

### Do SENATE or ScaleSynch have ads?

Neither SENATE nor ScaleSynch shows ads.

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

SENATE ships an update every 6 weeks, and ScaleSynch monthly. Most recently, SENATE was updated on November 8, 2026 and ScaleSynch on November 9, 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.*