# Habit Tracker vs Hundred Day Challenge

The clearest difference is ads: Hundred Day Challenge at none against Habit Tracker's shown. Habit Tracker's advantage is update cadence (weekly vs every 9 months) and ratings volume (249 vs 3). On price, rating, in-app purchases and monetization model there is nothing between them.

Both are free to download. Habit Tracker sells 6 in-app purchases, starting at $4.99 per month and Hundred Day Challenge 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 — 4.6 for Habit Tracker against 4.7 for Hundred Day Challenge. That said, the two scores are not equally well evidenced: Habit Tracker has 249 ratings behind it against 3, so its average is the more settled of the two.

Habit Tracker ships an update weekly, Hundred Day Challenge every 9 months. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Habit Tracker | Hundred Day Challenge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (249 ratings)](https://appshunter.io/ios/app/habit-tracker-flame/id6749051240/reviews) | **[4.7 (3 ratings)](https://appshunter.io/ios/app/hundred-day-challenge/id6749242232/reviews)** |
| Number of ratings | **249** | 3 |
| Positive reviews | 73.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 9 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 72 MB | 2 MB |
| Requires iOS | **15.1** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Explora (Apps)](https://appshunter.io/developer/1700887963) | [Urs Jaeggi](https://appshunter.io/developer/1709239048) |

## What reviewers say

### Habit Tracker

[App page](https://appshunter.io/ios/app/habit-tracker-flame/id6749051240)

This app helps you build positive habits and break negative ones by visualizing your progress and streaks. Track your consistency, set goals, and earn achievements to stay motivated on your journey to self-improvement.

**Highlights:** Build and break habits with streaks, Manual and automatic check-ins, Customizable daily or weekly schedules, Reminders and home screen widgets, Streak freezes and past day updates, Activity heatmap and insights, Milestones and trophy achievements

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flame Tracker Pro - Monthly | $4.99 | per month |
| Flame Tracker Pro - Monthly | $4.99 | per month |
| Flame Tracker Pro - Yearly | $14.99 | per year |
| Flame Tracker Pro - Yearly | $19.99 | per year |
| Flame Tracker Pro - Lifetime Offer | $19.99 | one-time |
| Flame Tracker Pro - Lifetime | $49.99 | one-time |


### Hundred Day Challenge

[App page](https://appshunter.io/ios/app/hundred-day-challenge/id6749242232)

This app helps you build lasting habits and achieve goals through consistent, small daily actions over 100 days. Track multiple challenges simultaneously, visualize your progress, and stay motivated with visual cues and milestone rewards.

**Highlights:** Multiple challenges at once, Daily completion tracking, Progress visualization, Motivating main screen, Icon selection per challenge, Progress rewards

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $0.99 | one-time |


## Frequently asked questions

### Is Habit Tracker free?

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

### Is Hundred Day Challenge free?

Hundred Day Challenge is free to download, with in-app purchases available.

### Which has better reviews, Habit Tracker or Hundred Day Challenge?

Hundred Day Challenge is rated higher. Habit Tracker averages 4.6 out of 5 from 249 ratings, while Hundred Day Challenge averages 4.7 from 3 ratings.

### Do Habit Tracker or Hundred Day Challenge have ads?

Habit Tracker shows ads; Hundred Day Challenge does not.

### Which is updated more often, Habit Tracker or Hundred Day Challenge?

Habit Tracker ships an update weekly, and Hundred Day Challenge every 9 months. Most recently, Habit Tracker was updated on November 8, 2026 and Hundred Day Challenge 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.*