# 100 Day Challenge vs TimePrism®

The clearest difference is rating: TimePrism® at 4.5 against 100 Day Challenge's 3.9. TimePrism® also leads on monetization model (free vs freemium) and review sentiment (83% vs 70%). 100 Day Challenge's advantage is iOS requirement (11.0 vs 15.1). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

TimePrism® holds the better App Store score, 4.5 against 3.9. Both are backed by a comparable volume of ratings — 17 and 27 respectively. Written reviews point the same way: 70% of 100 Day Challenge's written reviews are positive against 83% of TimePrism®'s.

100 Day Challenge ships an update every 3 months, TimePrism® every 2 months. The most recent releases landed on September 19, 2026 and August 19, 2026 respectively.

## The numbers

| Metric | 100 Day Challenge | TimePrism® |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (17 ratings)](https://appshunter.io/ios/app/100-day-challenge/id468777725/reviews) | **[4.5 (27 ratings)](https://appshunter.io/ios/app/timeprism/id1312915639/reviews)** |
| Number of ratings | 17 | **27** |
| Positive reviews | 69.8% of reviews | **83.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Freemium | **Free** |
| Size | 16 MB | 83 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Goals Guy, LLC](https://appshunter.io/developer/399815423) | [ThinkTQ Inc.](https://appshunter.io/developer/1312915638) |

## What reviewers say

### 100 Day Challenge

[App page](https://appshunter.io/ios/app/100-day-challenge/id468777725)

This app provides a system, tools, and growth hacking strategies to transform your life and career in 100 days. It offers a master class in exponential growth, focusing on performance sprints and superior execution strategies to bridge the gap between intentions and results.

**Highlights:** System for exponential growth, Tools and growth hacking strategies, 100-day transformation program, Performance sprint framework, Daily accountability, Superior execution strategies

**Features:** macOS Compatibility

**In-app purchases:** none


### TimePrism®

[App page](https://appshunter.io/ios/app/timeprism/id1312915639)

This app enhances productivity and personal growth by delivering bite-sized wisdom and skills training throughout the day. It acts as a lifelong mentor, transforming wasted time into success and encouraging users to reach their full potential.

**Highlights:** Speed learning, Brain training, Personalized coaching, Skill mastery, Wisdom injection, Transparent learning

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

**In-app purchases:** none


## Frequently asked questions

### Is 100 Day Challenge free?

100 Day Challenge is free to download, with no in-app purchases.

### Is TimePrism® free?

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

### Which has better reviews, 100 Day Challenge or TimePrism®?

TimePrism® is rated higher. 100 Day Challenge averages 3.9 out of 5 from 17 ratings, while TimePrism® averages 4.5 from 27 ratings.

### Do 100 Day Challenge or TimePrism® have ads?

Neither 100 Day Challenge nor TimePrism® shows ads.

### Which is updated more often, 100 Day Challenge or TimePrism®?

100 Day Challenge ships an update every 3 months, and TimePrism® every 2 months. Most recently, 100 Day Challenge was updated on September 19, 2026 and TimePrism® on August 19, 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.*