# STRENGTH LAB vs AJPerformance

STRENGTH LAB and AJPerformance are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. STRENGTH LAB sells 1 in-app purchase, starting at $250.00 per month and AJPerformance sells 1 in-app purchase, starting at $399.00 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on October 2, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | STRENGTH LAB | AJPerformance |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Size | 52 MB | 50 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [JJB Enterprises, Inc.](https://appshunter.io/developer/1693425235) | [Adam Parr](https://appshunter.io/developer/1722104104) |

## What reviewers say

### STRENGTH LAB

[App page](https://appshunter.io/ios/app/strength-lab/id6450482627)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Coaching | $250.00 | per month |


### AJPerformance

[App page](https://appshunter.io/ios/app/ajperformance/id6474622353)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Coaching | $399.00 | per month |


## Frequently asked questions

### Is STRENGTH LAB free?

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

### Is AJPerformance free?

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

### Do STRENGTH LAB or AJPerformance have ads?

Neither STRENGTH LAB nor AJPerformance shows ads.

### Which is updated more often, STRENGTH LAB or AJPerformance?

STRENGTH LAB ships an update every 6 weeks, and AJPerformance every 6 weeks. Most recently, STRENGTH LAB was updated on October 2, 2026 and AJPerformance on September 24, 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.*