# CSBT Mobile App vs Strength

The clearest difference is ads: CSBT Mobile App at none against Strength's shown. CSBT Mobile App also leads on update cadence (fortnightly vs every 3 months). Strength's advantage is iOS requirement (14.0 vs 16.6). On price, in-app purchases and device support there is nothing between them.

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

CSBT Mobile App ships an update fortnightly, Strength every 3 months. The most recent releases landed on October 23, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | CSBT Mobile App | Strength |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 3 months |
| Size | 84 MB | 153 MB |
| Requires iOS | 16.6 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [ClaimSecure Inc.](https://appshunter.io/developer/423549675) | [Strength-N-U Inc.](https://appshunter.io/developer/1484530426) |

## What reviewers say

### CSBT Mobile App

[App page](https://appshunter.io/ios/app/csbt-mobile-app/id815604270)

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

**In-app purchases:** none


### Strength

[App page](https://appshunter.io/ios/app/strength-n-u/id1266404245)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is CSBT Mobile App free?

CSBT Mobile App is free to download, with no in-app purchases.

### Is Strength free?

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

### Do CSBT Mobile App or Strength have ads?

Strength shows ads; CSBT Mobile App does not.

### Which is updated more often, CSBT Mobile App or Strength?

CSBT Mobile App ships an update fortnightly, and Strength every 3 months. Most recently, CSBT Mobile App was updated on October 23, 2026 and Strength on October 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.*