# Strength Tracker vs Kadd

The clearest difference is in-app purchases: Kadd at none against Strength Tracker's 3. Kadd also leads on iOS requirement (16.4 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Strength Tracker sells 3 in-app purchases, starting at $5.99 per month. Kadd asks for nothing beyond the download.

Strength Tracker ships an update weekly, Kadd every 5 days. The most recent releases landed on October 15, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Strength Tracker | Kadd |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/strength-tracker-maxine/id6615073254/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 5 days** |
| Monetization | Freemium | — |
| Size | 76 MB | 130 MB |
| Requires iOS | 26.0 | **16.4** |
| Devices | **iPhone, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [donnywals.com BV](https://appshunter.io/developer/1084154403) | [Saif Alfardan](https://appshunter.io/developer/6789868300) |

## What reviewers say

### Strength Tracker

[App page](https://appshunter.io/ios/app/strength-tracker-maxine/id6615073254)

Log your gym workouts to monitor progress and achieve fitness goals. Features include AI-generated plans, rest timers, exercise form videos, and progress visualization. Integrates with Apple Watch and HealthKit for seamless tracking.

**Highlights:** AI-powered workout plan generation, Intuitive workout logging interface, Rest timers and time-based exercise timers, Exercise form demonstration videos, Estimated one-rep max calculation, Progress visualization and insights, Apple Watch and HealthKit integration

**Features:** Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Maxine Pro Monthly | $5.99 | per month |
| Maxine Pro Yearly | $25.99 | per year |
| Maxine Lifetime | $49.99 | one-time |


### Kadd

[App page](https://appshunter.io/ios/app/kadd/id6789868298)

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

**In-app purchases:** none


## Frequently asked questions

### Is Strength Tracker free?

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

### Is Kadd free?

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

### Do Strength Tracker or Kadd have ads?

Neither Strength Tracker nor Kadd shows ads.

### Which is updated more often, Strength Tracker or Kadd?

Strength Tracker ships an update weekly, and Kadd every 5 days. Most recently, Strength Tracker was updated on October 15, 2026 and Kadd on October 16, 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.*