# Chrono SitUps vs PHAT Workout Plan & Tracker

The clearest difference is review sentiment: Chrono SitUps at 100% against PHAT Workout Plan & Tracker's 42%. Chrono SitUps also leads on rating (5.0 vs 4.0) and monetization model (free vs free with in-app purchases). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Chrono SitUps sells 1 one-off in-app purchase and PHAT Workout Plan & Tracker sells 4 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

Chrono SitUps holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 5 and 10 respectively. Written reviews point the same way: 100% of Chrono SitUps's written reviews are positive against 42% of PHAT Workout Plan & Tracker's.

Chrono SitUps ships an update weekly, PHAT Workout Plan & Tracker every 4 weeks. The most recent releases landed on October 16, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Chrono SitUps | PHAT Workout Plan & Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/chrono-situps-3d-trainer/id1179184844/reviews)** | [4.0 (10 ratings)](https://appshunter.io/ios/app/phat-workout-plan-and-tracker/id1245779562/reviews) |
| Number of ratings | 5 | **10** |
| Positive reviews | **100.0% of reviews** | 41.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 38 MB | 113 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [ClixBin, LLC](https://appshunter.io/developer/939328956) | [App Diggity, LLC](https://appshunter.io/developer/953610384) |

## What reviewers say

### Chrono SitUps

[App page](https://appshunter.io/ios/app/chrono-situps-3d-trainer/id1179184844)

This app helps you increase your sit-up count and endurance with animated 3D trainers. It offers customizable challenges, workout creation, progress tracking, and the ability to share achievements.

**Highlights:** 3D animated exercise demonstrations, Customizable workout challenges, Progress tracking with notes, Create and customize workouts, Voice announcements during workouts, Share workout accomplishments

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Version Upgrade | $2.99 | one-time |


### PHAT Workout Plan & Tracker

[App page](https://appshunter.io/ios/app/phat-workout-plan-and-tracker/id1245779562)

This app provides structured workout plans, including the popular PHAT routine, with detailed exercise instructions and progress tracking. It offers custom workout creation and built-in timers to optimize training sessions for strength and hypertrophy.

**Highlights:** Free PHAT workout plan, Beginner, intermediate, and advanced routines, Custom workout planner, Built-in HIIT programs, Exercise illustrations and videos, Progress tracking, Built-in timer

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Full Version Upgrade | $7.99 | per month |
| 6 Months Full Version Upgrade | $34.99 | per 6 months |
| 1 Year Full Version Upgrade | $49.99 | per year |
| Advertise remove and unlock features | $2.99 | one-time |


## Frequently asked questions

### Is Chrono SitUps free?

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

### Is PHAT Workout Plan & Tracker free?

PHAT Workout Plan & Tracker is free to download, with in-app purchases available.

### Which has better reviews, Chrono SitUps or PHAT Workout Plan & Tracker?

Chrono SitUps is rated higher. Chrono SitUps averages 5.0 out of 5 from 5 ratings, while PHAT Workout Plan & Tracker averages 4.0 from 10 ratings.

### Do Chrono SitUps or PHAT Workout Plan & Tracker have ads?

Neither Chrono SitUps nor PHAT Workout Plan & Tracker shows ads.

### Which is updated more often, Chrono SitUps or PHAT Workout Plan & Tracker?

Chrono SitUps ships an update weekly, and PHAT Workout Plan & Tracker every 4 weeks. Most recently, Chrono SitUps was updated on October 16, 2026 and PHAT Workout Plan & Tracker on October 22, 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.*