# Strongerrr vs DeltAI

The clearest difference is iOS requirement: DeltAI at 16.4 against Strongerrr's 18.5. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Strongerrr sells 2 in-app purchases, starting at $2.99 per month and DeltAI sells 3 in-app purchases, starting at $17.99 per month. Whichever you choose, the download price is not the number that matters.

Strongerrr ships an update every 2 weeks, DeltAI monthly. The most recent releases landed on October 6, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Strongerrr | DeltAI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Size | 21 MB | 67 MB |
| Requires iOS | 18.5 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sadiva Madaan](https://appshunter.io/developer/1845160684) | [Zalan Zelles](https://appshunter.io/developer/1883473408) |

## What reviewers say

### Strongerrr

[App page](https://appshunter.io/ios/app/strongerrr-workout-tracker/id6753818830)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Strongerrr 7 Days Free Trial | $2.99 | per month |
| Strongerrr Pro Yearly Subscription | $29.99 | per year |


### DeltAI

[App page](https://appshunter.io/ios/app/deltai-smart-workout-tracker/id6783457977)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $17.99 | per month |
| Annual Pro Discount | $44.99 | per year |
| Annual Pro | $49.99 | per year |


## Frequently asked questions

### Is Strongerrr free?

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

### Is DeltAI free?

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

### Do Strongerrr or DeltAI have ads?

Neither Strongerrr nor DeltAI shows ads.

### Which is updated more often, Strongerrr or DeltAI?

Strongerrr ships an update every 2 weeks, and DeltAI monthly. Most recently, Strongerrr was updated on October 6, 2026 and DeltAI on October 5, 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.*