# IronLog vs Proof

The clearest difference is in-app purchases: Proof at none against IronLog's 3. Proof also leads on update cadence (every 4 days vs every 3 weeks) and iOS requirement (15.0 vs 18.0). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. IronLog sells 3 in-app purchases, starting at $3.99 per month. Proof asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for IronLog against 5.0 for Proof. Both are backed by a comparable volume of ratings — 5 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

IronLog ships an update every 3 weeks, Proof every 4 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | IronLog | Proof |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/ironlog-gym-workout-tracker/id6759731114/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/proof-smarter-workout-tracker/id6777612827/reviews) |
| Number of ratings | **5** | 4 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 39 MB | 26 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Gustavo Payano Vasquez](https://appshunter.io/developer/1880392926) | [Serafin Vazquez](https://appshunter.io/developer/6777613189) |

## What reviewers say

### IronLog

[App page](https://appshunter.io/ios/app/ironlog-gym-workout-tracker/id6759731114)

Track your strength training progress with detailed logs of sets, personal records, and custom routines. Features include a rest timer, plate calculator, and RPE tracking. Offers advanced analytics and coaching features with a one-time purchase.

**Highlights:** Log workouts, sets, and personal records, Up to four custom routines (unlimited with Pro), Rest timer and plate calculator, Supersets, circuits, and drop sets, RPE and notes on sets, Advanced analytics and Pro Coach features

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| IronLog Pro Monthly | $3.99 | per month |
| IronLog Pro Annual | $24.99 | per year |
| Lifetime Pro | $69.99 | one-time |


### Proof

[App page](https://appshunter.io/ios/app/proof-smarter-workout-tracker/id6777612827)

This app helps you meticulously log your weightlifting sets and track personal records. It automatically detects and saves your achievements, providing insights into your training patterns and muscle engagement. Enjoy a clean, ad-free experience with no subscriptions or cloud syncing.

**Highlights:** Log sets in two taps, Full lift history, Automatic personal record detection, Muscle training body map, Training pattern analysis, Rest timer with Dynamic Island support

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is IronLog free?

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

### Is Proof free?

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

### Which has better reviews, IronLog or Proof?

IronLog and Proof are both rated 5.0 out of 5 on the App Store, from 5 and 4 ratings respectively.

### Do IronLog or Proof have ads?

Neither IronLog nor Proof shows ads.

### Which is updated more often, IronLog or Proof?

IronLog ships an update every 3 weeks, and Proof every 4 days. Most recently, IronLog was updated on October 31, 2026 and Proof 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.*