# Bulletproof and Coach Catalyst

> Bulletproof and Coach Catalyst (iPhone/iPad app by Catalyst Tech LLC.)

- Source: https://appshunter.io/ios/app/bulletproof-and-coach-catalyst/id1463096818 (this page in markdown: same URL + `.md`)
- Developer: [Catalyst Tech LLC](https://appshunter.io/developer/1453550558)
- Category: Health & Fitness, Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 15.0 · 44 MB
- Languages: American English
- Released: 2019-05-10
- Data updated: 2026-07-21
- User reviews in markdown: https://appshunter.io/ios/app/bulletproof-and-coach-catalyst/id1463096818/reviews.md

## What is Bulletproof and Coach Catalyst?

The 100 Day Challenge app is designed for clients of trainers who have enrolled in the 100 Day Challenge program. The app will send push notifications and prompt clients to answer yes/no question in regards to comply with healthy habits sent by your coach.  

WHO CAN USE THE APP
Clients can only use the app if they are working with a 100 Day Challenge coach. If you are a 100 Day Challenge client, please contact your coach to receive your invite and login credentials to be able to use this app.

The 100 Day Challenge app allows access to HealthKit, allowing clients to automatically pull in their activity and steps data from Apple Health to their app.


## Version history (last 5 releases)

### 6.5.30 — 2026-07-13

New workout view

### 6.4.100 — 2026-05-18

- Expand Progress Photos Inline from Submitted Form
- Integration bug fixes

### 6.4.90 — 2026-04-11

Bug fixes and improvements

### 6.4.80 — 2026-03-10

- exercise swapping within workouts
- community format bug fixes

### 6.4.70 — 2026-02-25

Bug fixes and improvements

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## More apps by Catalyst Tech LLC

- [MyCoach by Coach Catalyst](https://appshunter.io/ios/app/mycoach-by-coach-catalyst/id986569285)
- [AthleteHQ Coach](https://appshunter.io/ios/app/athletehq-coach/id1456012296)
- [Coach Catalyst](https://appshunter.io/ios/app/coach-catalyst/id1475622824)
- [Coach Cat](https://appshunter.io/ios/app/coach-cat/id1481887542)

All apps by Catalyst Tech LLC: https://appshunter.io/developer/1453550558

## Related topics

[bulletproof and coach catalyst](https://appshunter.io/ios/topics/bulletproof-and-coach-catalyst) · [coach catalyst](https://appshunter.io/ios/topics/coach-catalyst)

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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 2026-07-21.*