# RepZero vs Trunk

The clearest difference is ratings volume: RepZero at 3 against Trunk's 1. On price, rating, update cadence and ads there is nothing between them.

Both are free to download. RepZero sells 2 in-app purchases, starting at $1.99 per month and Trunk sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for RepZero against 5.0 for Trunk. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

RepZero ships an update every 10 days, Trunk every 2 weeks. Both last shipped on November 5, 2026.

## The numbers

| Metric | RepZero | Trunk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/repzero-weight-lifting-log/id6752782417/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/trunk-gym-and-workout-tracker/id6758532994/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Monetization | Freemium | Free with in-app purchases |
| Size | 154 MB | 6 MB |
| Requires iOS | **26.0** | 26.2 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dark Matter AI Labs LLC](https://appshunter.io/developer/1828240281) | [Adventureland, Inc](https://appshunter.io/developer/1873469740) |

## What reviewers say

### RepZero

[App page](https://appshunter.io/ios/app/repzero-weight-lifting-log/id6752782417)

This app helps you track your weightlifting progress with detailed logging and an AI coach. It provides insights into your performance, personal records, and recovery, all while syncing seamlessly with Apple Watch and Health.

**Highlights:** Detailed set logging with rest timers, Plate calculator for barbells, Apple Watch integration for wrist tracking, AI coach for training advice, Progress visualization and personal records, Customizable workout programs, Muscle recovery insights

**Features:** macOS Compatibility, Apple Watch app, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RepZero Pro Monthly | $1.99 | per month |
| RepZero Pro Yearly | $19.99 | per year |


### Trunk

[App page](https://appshunter.io/ios/app/trunk-gym-and-workout-tracker/id6758532994)

This app helps you track your gym workouts and progress with an intuitive interface. It offers AI integration for personalized training plans and detailed analytics, all without any subscriptions.

**Highlights:** Workout logging, AI training plan integration, Progress visualization, Rest timer with notifications, Offline functionality, Customizable workout organization, Unlimited profiles and sessions

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Trunk+ | $9.99 | one-time |


## Frequently asked questions

### Is RepZero free?

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

### Is Trunk free?

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

### Which has better reviews, RepZero or Trunk?

RepZero and Trunk are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do RepZero or Trunk have ads?

Neither RepZero nor Trunk shows ads.

### Which is updated more often, RepZero or Trunk?

RepZero ships an update every 10 days, and Trunk every 2 weeks. Most recently, RepZero was updated on November 5, 2026 and Trunk on November 5, 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.*