# 1RM Max Calculator vs ProxyFit

The clearest difference is rating: ProxyFit at 5.0 against 1RM Max Calculator's 4.2. ProxyFit also leads on update cadence (fortnightly vs every 6 weeks). 1RM Max Calculator's advantage is ratings volume (22 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. 1RM Max Calculator sells 3 one-off in-app purchases and ProxyFit sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ProxyFit holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: 1RM Max Calculator has 22 ratings behind it against 2, so its average is the more settled of the two.

1RM Max Calculator ships an update every 6 weeks, ProxyFit fortnightly. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 1RM Max Calculator | ProxyFit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (22 ratings)](https://appshunter.io/ios/app/1rm-max-calculator/id1110502852/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/proxyfit-workout-tracker-game/id6773708343/reviews)** |
| Number of ratings | **22** | 2 |
| Positive reviews | 70.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 10 MB | 66 MB |
| Requires iOS | 16.6 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Kazumasa Shimomura](https://appshunter.io/developer/1110502851) | [CALEB MICHAEL DELGARDO](https://appshunter.io/developer/6773708345) |

## What reviewers say

### 1RM Max Calculator

[App page](https://appshunter.io/ios/app/1rm-max-calculator/id1110502852)

Instantly calculate your one-rep max (1RM) for bench press, squat, and deadlift using 7 scientific formulas. Track your progress with intuitive charts and calendar records. Ideal for athletes and lifters aiming for more scientific and effective training.

**Highlights:** 7 scientific 1RM calculation formulas, Supports bench press, squat, and deadlift, Progress tracking and data visualization, Calendar for daily record management, One-tap data saving, Offline functionality

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calculator for deadlift | $2.99 | one-time |
| Calculator for squat | $2.99 | one-time |
| Ad Blocker | $2.99 | one-time |


### ProxyFit

[App page](https://appshunter.io/ios/app/proxyfit-workout-tracker-game/id6773708343)

This fitness app gamifies your workouts, turning real-life exercise into progress within the app. Log your training to earn points, level up characters, unlock rewards, and advance through challenges. It's designed to make consistency motivating and rewarding for all fitness levels.

**Highlights:** Log strength and cardio workouts, Track exercises, sets, reps, weight, time, and distance, Earn stat points from completed training, Level up characters and unlock rewards, Progress through in-app battles and challenges, View daily fitness tips

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ProxyFit Premium | $2.99 | per month |
| ProxyFit Premium Yearly | $19.99 | per year |
| ProxyFit Coaching | $49.99 | per month |


## Frequently asked questions

### Is 1RM Max Calculator free?

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

### Is ProxyFit free?

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

### Which has better reviews, 1RM Max Calculator or ProxyFit?

ProxyFit is rated higher. 1RM Max Calculator averages 4.2 out of 5 from 22 ratings, while ProxyFit averages 5.0 from 2 ratings.

### Do 1RM Max Calculator or ProxyFit have ads?

Neither 1RM Max Calculator nor ProxyFit shows ads.

### Which is updated more often, 1RM Max Calculator or ProxyFit?

1RM Max Calculator ships an update every 6 weeks, and ProxyFit fortnightly. Most recently, 1RM Max Calculator was updated on November 2, 2026 and ProxyFit on October 31, 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.*