# 321FIT — Retro Workout Player with ETA

> Retro workout player and customizable fitness log with ETA. (iPhone/iPad app by Matthew Burton.)

- Source: https://appshunter.io/ios/app/321fit/id1435831475 (this page in markdown: same URL + `.md`)
- Developer: [Matthew Burton](https://appshunter.io/developer/953832108)
- Category: Health & Fitness, Productivity
- Price: Free
- Rating: 5.00/5 from 30 App Store ratings · 15 written reviews indexed
- Age rating: 4+
- Requires: iOS 12.0 · 54 MB
- Languages: American English
- Released: 2019-07-13
- Data updated: 2026-06-04
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/321fit/id1435831475/reviews.md

## What is 321FIT?

The easiest and most fun way to manage your fitness plan. Choose or create a workout, press play, and let the app train you in this customizable workout log and timer. 

PLAN:
Create your own or choose from pre-loaded workouts. Add Exercises to your workouts. Establish the amount of TIME to complete a set along with the amount of SETS, REPS, and WEIGHT per exercise.

PLAY:
Press PLAY to let the app tell you what to do so you can think less and do more. The app shows you the TIME, SETS, REPS, and WEIGHT for each exercise. Audio cues will play to notify to let the user know when a set is about to end, and when a new set or exercise begins. EVERYTHING is timed. This allows you to maximize your time in the gym while knowing exactly what time you’ll be finished with your workout with 321FIT's one of a kind ETA display.

LOG:
Log your progress before, during, or after a workout, so you can strive for more next workout!

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FAQs

Can I listen to other music apps while using 321FIT?
You bet ya

Is there a rest timer?
The SEC/SET value represents both the time you will take to complete a set AND the time you allocate to rest. That way there is only one place you need to enter time.

Have ideas and feedback???
Email me :) M@ttBurton.com

## Key features

- Customizable workout creation
- Pre-loaded workout selection
- Exercise set, rep, and weight management
- Audio cues for set transitions
- Estimated workout completion time (ETA)
- Workout progress logging

## Recent user reviews (10 of 15)

All indexed reviews: https://appshunter.io/ios/app/321fit/id1435831475/reviews.md

### 4/5 — Great simple app

*2026-03-03, version 1.5*

Only four stars because there could be improvements to streamline things. But overall very simple app that you can customize workouts with without all the extra bells and whistles. Simple improvements like grouping sets for circuits and making certain moves more or less time than as a whole. And lastly saving custom moves rather than inputting each time. Otherwise great app, truly glad I found this, and FREE!

### 5/5 — Sweet!

*2024-04-26*

Hey! Just wanted to say this app is unique as heck and makes hitting the weights that special spark. I don’t know I’m just a big retro guy and this app provides an easy to go through routine. I don’t know why so little people know about this app, but I hope it gets the traction it deserves, very well done creator and thank you!

### 5/5 — Abdo

*2022-02-27, version 1.2*

First time using it… I will review again in a couple of months as I plan to use it lots more.

What i like is thats its free for now and no ads….straight forward without the fluff, make sure first you know the right way the exercises are preformed beforehand as i said no fluff app. You can see info about individual exercises through their social media/website.

Timed workouts with intervals you can control the pace, pause/forward etc play music from other apps in the background.
Caters for beginners as well as advanced, I think you can even create your own routines.
For home or gym…again I just started but I like that it is straight forward and simple… so you can spend your time exercising rather than figuring things out etc.

### 5/5 — “If someone from Tron wanted to work out”

*2020-12-01, version 1.2*

This app is great. Extremely straightforward and easy to use interface, great design visually, great sfx, and great options for customizing your workout. I’ve been using it for about a month, and I love it. 

The title of the review is a direct quote from a friend I showed the app to, haha.

### 5/5 — User friendly

*2020-07-02, version 1.1*

This app keeps me in control of what I want to do the day of my work out! I love the ETA feature as I like knowing what time I’d like to be finished. Download this app to keep yo ur workouts organized and on track weekly!

### 5/5 — A must have app

*2020-05-07, version 1.1*

This app is by far one of the most user friendly workout applications I’ve seen in a while. It’s also great for anyone who is looking to add more structure to their workout plans.

### 5/5 — Great time management tool

*2020-05-05, version 1.1*

I love how you can customize the workout but my favorite is having the timer set. I’ve been guilty of taking too much rest between workouts. It makes the workout longer than I planned. With this app, my time is set and I can be done and on to the rest of life.

### 5/5 — Simple, yet effective

*2020-04-09, version 1.1*

I like the simplicity of the app, but I can see that you guys put a lot of time into making good workouts and making everything customizable. The retro stick figure animations are dope!

### 5/5 — What a great app

*2020-03-19, version 1.1*

Limiting social contact because of Coronavirus so not going to the gym. What a brilliant way to exercise and keep fit at home with good plans and motivation. Well done.

### 5/5 — Because Time is Valuable!

*2019-09-13, version 1.1*

The biggest reason I’ve lost touch with exercising is because of a lack of time based on my commitments to family and work. 321Fit has an ETA tool that allows me to focus on working out, not wrapping up. I feel like this app was built by someone with the same needs and requirements of every other young adult out there trying to fight the war on time.

## Frequently asked questions about 321FIT

### Can I listen to other music apps while using 321FIT?

Yes, you can listen to other music apps while using 321FIT. The app is designed to run in the background, allowing you to enjoy your own music during workouts.

### Does 321FIT have a rest timer?

Yes, the SEC/SET value in 321FIT functions as both the time to complete a set and the allocated rest time. This simplifies workout setup by consolidating timing into one entry.

### How often is 321FIT updated?

The latest version of 321FIT is 1.5, last updated on July 17, 2023. This indicates the app is actively maintained by the developer.

### What devices is 321FIT available on?

321FIT is available on iPhone and iPod devices. It is designed for iOS users.

### What is the age rating for 321FIT?

321FIT has an age rating of 4+. This means it is suitable for users of all ages.

### How does 321FIT help manage workouts?

321FIT allows you to create custom workouts or choose from pre-loaded ones. It guides you through each exercise with timed sets, reps, and weight, providing audio cues and an ETA.

### Can I log my workout progress with 321FIT?

Yes, you can log your progress before, during, or after a workout. This feature helps you track your performance and aim for improvements in subsequent sessions.

### Does 321FIT have ads?

No, 321FIT does not contain advertisements. The app is completely ad-free, providing an uninterrupted user experience.

## Version history (last 5 releases)

### 1.5 — 2023-07-17

Updated UI in workout player!

### 1.4 — 2023-01-29

- New Workout Plans
- Brighter UI
- Increased Framerate
- D10 Workout Plan

### 1.2 — 2020-08-08

Hey there! This update includes...
• Random Workout Generator
• Workouts of the Day (W.O.D.)
• 10 new exercises
• Exercise tutorials
• Fixed bug where app can crash when editing exercise stats

Be sure to check out the features from the previous release, too:
• Added ability to duplicate workouts (Tap n hold)
• Added ability to duplicate exercises (Tap n hold)
• Added ability to add 10 second warning to workout
• Custom workouts have 60s between exercises by default

### 1.1 — 2019-08-22

Hey there! This update includes features requested by you guys! Questions? Feedback? Bored? Reach me at m@ttburton.com.

• Added ability to duplicate workouts (Tap n hold)
• Added ability to duplicate exercises (Tap n hold)
• Added ability to add 10 second warning to workout
• Custom workouts have 60s between exercises by default
• Having no weight for exercises shows better UI
• Fixed issue where menu items get cut off on taller than 16:9 devices
• Other not so exciting bugs were fixed

### 1.0.2 — 2019-07-31

Some wee fixes coming your way! Expect new features and updates near the beginning of every month :D
• Adjusting Kilograms will increase/decrease by just 1 instead of 5
• Fixed issue where footer buttons were way too fat on some devices
• Better looking scanlines for you retro lovers
• Added 'Send Feedback' menu so you can help make the app better

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## More apps by Matthew Burton

- [PinPong: 1-2 Players](https://appshunter.io/ios/app/pinpong-1-2-players/id1015819050)
- [PipSpin](https://appshunter.io/ios/app/pipspin/id1071705747)
- [Zombies Ate My Homework](https://appshunter.io/ios/app/zombies-ate-my-homework/id1558010778)
- [Matthew Burton Simulator](https://appshunter.io/ios/app/matthew-burton-simulator/id6444322101)
- [cARnhole](https://appshunter.io/ios/app/carnhole/id6444423344)

All apps by Matthew Burton: https://appshunter.io/developer/953832108

## Related topics

[321fit](https://appshunter.io/ios/topics/321fit)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-04.*
