# 1RM Calculator vs ‏AquaFit Stride

The clearest difference is in-app purchases: ‏AquaFit Stride at none against 1RM Calculator's 3. ‏AquaFit Stride also leads on update cadence (every 4 weeks vs every 4 months). 1RM Calculator's advantage is ratings volume (128 vs 1). On price, rating, ads and device support there is nothing between them.

Both are free to download. 1RM Calculator sells 3 in-app purchases, starting at $1.99 per month. ‏AquaFit Stride asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for 1RM Calculator against 5.0 for ‏AquaFit Stride. That said, the two scores are not equally well evidenced: 1RM Calculator has 128 ratings behind it against 1, so its average is the more settled of the two.

1RM Calculator ships an update every 4 months, ‏AquaFit Stride every 4 weeks. The most recent releases landed on October 30, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | 1RM Calculator | ‏AquaFit Stride |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (128 ratings)](https://appshunter.io/ios/app/1rm-calculator/id1566775126/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/aquafit-stride/id6800534400/reviews)** |
| Number of ratings | **128** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 4 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 28 MB | 52 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yuri Koshiishi](https://appshunter.io/developer/1566775128) | [Abdulrahman Ali](https://appshunter.io/developer/6800534402) |

## What reviewers say

### 1RM Calculator

[App page](https://appshunter.io/ios/app/1rm-calculator/id1566775126)

Easily calculate your one-rep max (1RM) strength with this app. It supports RPE input and allows you to estimate rep maxes based on your 1RM. Track your progress by saving your 1RM history for different exercises.

**Highlights:** 1RM calculation with RPE, Rep max estimation, Save 1RM history, Customizable exercises, Dark theme

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Rep Max Pro Monthly | $1.99 | per month |
| 1 Rep Max Pro Annual | $9.99 | per year |
| 1 Rep Max Pro Lifetime | $29.99 | one-time |


### ‏AquaFit Stride

[App page](https://appshunter.io/ios/app/aquafit-stride/id6800534400)

This AI-powered app helps you achieve your health goals by tracking daily steps and monitoring custom workouts. It also provides personalized nutrition guidance, including protein recommendations, to support your fitness journey.

**Highlights:** AI-powered fitness companion, Daily step tracking, Custom workout monitoring, Personalized nutrition guidance, Smart training recommendations, Protein intake tracking

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

**In-app purchases:** none


## Frequently asked questions

### Is 1RM Calculator free?

1RM Calculator is free to download, with in-app purchases available.

### Is ‏AquaFit Stride free?

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

### Which has better reviews, 1RM Calculator or ‏AquaFit Stride?

‏AquaFit Stride is rated higher. 1RM Calculator averages 4.9 out of 5 from 128 ratings, while ‏AquaFit Stride averages 5.0 from 1 ratings.

### Do 1RM Calculator or ‏AquaFit Stride have ads?

Neither 1RM Calculator nor ‏AquaFit Stride shows ads.

### Which is updated more often, 1RM Calculator or ‏AquaFit Stride?

1RM Calculator ships an update every 4 months, and ‏AquaFit Stride every 4 weeks. Most recently, 1RM Calculator was updated on October 30, 2026 and ‏AquaFit Stride on September 30, 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.*