# Strong vs Interval Timer MAX

The clearest difference is in-app purchases: Interval Timer MAX at none against Strong's 1. Strong's advantage is update cadence (every 3 weeks vs every 6 months) and iOS requirement (16.4 vs 26.0). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Strong sells 1 one-off in-app purchase. Interval Timer MAX asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Strong against 5.0 for Interval Timer MAX. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Strong ships an update every 3 weeks, Interval Timer MAX every 6 months. Both last shipped on September 29, 2026.

## The numbers

| Metric | Strong | Interval Timer MAX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/strong-er/id6751670740/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/interval-timer-max/id6753690002/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 months |
| Monetization | Free | Free |
| Size | 83 MB | 16 MB |
| Requires iOS | **16.4** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Chad Granofsky](https://appshunter.io/developer/1836265218) | [ThaiGenius LLC](https://appshunter.io/developer/1806032667) |

## What reviewers say

### Strong

[App page](https://appshunter.io/ios/app/strong-er/id6751670740)

This app helps strength training enthusiasts log, track, and analyze their workout progress. It allows detailed recording of sessions, saving workouts as templates, and provides analytics like estimated 1-Rep Max. Data is synced to the cloud and appearance is customizable.

**Highlights:** Workout logging and history, Save and group workout templates, Cloud sync for data backup, Estimated 1-Rep Max (e1RM) calculation, Customizable themes and units (kg/lbs)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Donation | $0.99 | one-time |


### Interval Timer MAX

[App page](https://appshunter.io/ios/app/interval-timer-max/id6753690002)

This app provides a customizable interval timer for various activities like workouts and meditation. It offers a selection of high-quality sounds to enhance your experience.

**Highlights:** Customizable interval timer, Workout timer, Meditation timer, High-quality sound selection, Simple interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Strong free?

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

### Is Interval Timer MAX free?

Interval Timer MAX is free to download, with no in-app purchases.

### Which has better reviews, Strong or Interval Timer MAX?

Strong and Interval Timer MAX are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Strong or Interval Timer MAX have ads?

Neither Strong nor Interval Timer MAX shows ads.

### Which is updated more often, Strong or Interval Timer MAX?

Strong ships an update every 3 weeks, and Interval Timer MAX every 6 months. Most recently, Strong was updated on September 29, 2026 and Interval Timer MAX on September 29, 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.*