Comparison

Hundred Habits vs TsukiUsagi Timer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Hundred Habits

Embark on a 100-day journey to build lasting habits for personal and professional growth. This app helps you cultivate, track, and maintain new routines with a focus on consistent progress.

Highlights
  • 100-day habit building program
  • Track new habit cultivation
  • Maintain consistent progress
  • Achieve personal goals
  • Achieve professional goals
Read full description

Introducing Hundred Habits, your dedicated companion on a transformative 100-day journey toward lasting change. Rooted in the powerful Law of 100 principle, our app is designed to help you cultivate, track, and maintain new habits, ensuring consistent progress toward your personal and professional goals.

About

TsukiUsagi Timer

Features
Read full description

When your focus starts to drift, the moon brings it back. TsukiUsagi Timer is a minimalist Pomodoro timer inspired by the quiet rhythm of the night. Start a focus session, take a gentle break, and write a short reflection to reset your mind. Features • Clean, distraction-free UI built with SwiftUI • Moon animation that marks your focus & break cycles • Pomodoro workflow with customizable durations • Subtle haptics and local notifications • Session history with brief reflections • English & Japanese localization • Private by design — no sign-in, no data collection Let the moon set the pace: focus, breathe, and return to center.

Screenshots

Hundred Habits4 screens
TsukiUsagi Timer4 screens

Verdict

The call

The clearest difference is ads: TsukiUsagi Timer at none against Hundred Habits's shown. Hundred Habits's advantage is iOS requirement (13.4 vs 18.5). On price, update cadence, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Hundred Habits ships an update every 6 days, TsukiUsagi Timer every 9 days. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

Scorecard2 real differences · 7 level
Hundred Habits versus TsukiUsagi Timer: the parameters behind the verdict, then further details
ParameterHundred HabitsTsukiUsagi Timer
PriceFreeFree
Rating5.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 6 days — betterEvery 9 days
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPod — betteriPhone
Requires iOS13.4 — better18.5
Further details — not scored
Size24 MB15 MB
Age rating4+4+
DeveloperWestmoreland Creative LLCKazumi Matsumoto

In-app purchases

None

Hundred Habits

No in-app purchases

None

TsukiUsagi Timer

No in-app purchases

Questions

Is Hundred Habits free?
Hundred Habits is free to download, with no in-app purchases.
Is TsukiUsagi Timer free?
TsukiUsagi Timer is free to download, with no in-app purchases.
Do Hundred Habits or TsukiUsagi Timer have ads?
Hundred Habits shows ads; TsukiUsagi Timer does not.
Which is updated more often, Hundred Habits or TsukiUsagi Timer?
Hundred Habits ships an update every 6 days, and TsukiUsagi Timer every 9 days. Most recently, Hundred Habits was updated on November 4, 2026 and TsukiUsagi Timer on October 30, 2026.

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