# SATI APP vs iSTRONG

The clearest difference is iOS requirement: SATI APP at 13.0 against iSTRONG's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

SATI APP ships an update monthly, iSTRONG every 6 weeks. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | SATI APP | iSTRONG |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Size | 74 MB | 122 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [FINLEY AGENCY s.r.o.](https://appshunter.io/developer/1521432840) | [Actualiz Co.,Ltd.](https://appshunter.io/developer/1696232846) |

## What reviewers say

### SATI APP

[App page](https://appshunter.io/ios/app/sati-app/id1521432838)

**Features:** Vision Pro support

**In-app purchases:** none


### iSTRONG

[App page](https://appshunter.io/ios/app/istrong/id6451013068)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SATI APP free?

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

### Is iSTRONG free?

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

### Do SATI APP or iSTRONG have ads?

Neither SATI APP nor iSTRONG shows ads.

### Which is updated more often, SATI APP or iSTRONG?

SATI APP ships an update monthly, and iSTRONG every 6 weeks. Most recently, SATI APP was updated on October 29, 2026 and iSTRONG on October 30, 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.*