Comparison

Mugen Clock vs Reminder Inbox

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

Head to head
About

Mugen Clock

This app offers a highly readable clock with large, bold numbers that fill the screen. Customize colors, fonts, and layouts, and set personal photos or videos as backgrounds. Includes timer and stopwatch functions for added utility.

Highlights
  • Large, full-screen time display
  • Customizable colors and fonts
  • Photo and video backgrounds
  • Adjustable layout options
  • Integrated timer and stopwatch
  • Saved presets for different modes
Features
Read full description

Looking for a clock that is easy to read? Mugen Clock fills the screen with large numbers and beautiful, vivid colors to make the time easy to see. It brings together the features you expect from a clock app, including a kitchen timer and stopwatch, in a simple design. And it offers more than readability. You can customize it in many ways to make it your own. For example, you can show or hide the weather, temperature, date, day of the week, and seconds, and control the screen orientation. You can also set a favorite photo as the background or display a live camera view with stylish effects. Carefully selected color themes can completely change the look and feel. The combinations are endless. You can save the clocks you create, too. Switching between saved clocks to suit your needs or your mood is easy. It does more than show the time: a simple, easy-to-use timer is also built in. Keep it nearby while studying, cooking, or exercising. The ways to use it are endless, too. Make this clock part of your everyday life.

About

Reminder Inbox

Features
Read full description

Want to make better use of Apple's Reminders, but never quite stick with it? - Entering reminders feels like too much work - Too many lists leave you tired of organizing Reminder Inbox is a simple app designed to reduce the friction before adding a reminder. It is built around a simple idea: add first, organize later. 1. Chat-style input screen - Add reminders with the casual feel of a chat - Paste multiple lines to register multiple reminders at once 2. List-based screen - Sort and organize what you added afterward Build a reminder habit with a simple flow: capture first, sort later.

Screenshots

Mugen Clock4 screens
Reminder Inbox4 screens

Verdict

The call

The clearest difference is price: Mugen Clock at Free against Reminder Inbox's $1.99. Reminder Inbox's advantage is in-app purchases (none vs 1) and ads (none vs shown). On update cadence, device support and iOS requirement 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

Mugen Clock is free to download; Reminder Inbox costs $1.99 up front. Mugen Clock sells 1 one-off in-app purchase. Reminder Inbox asks for nothing beyond the download.

UpkeepUpdate frequency

Mugen Clock ships an update every 9 days, Reminder Inbox every 2 weeks. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

Scorecard3 real differences · 7 level
Mugen Clock versus Reminder Inbox: the parameters behind the verdict, then further details
ParameterMugen ClockReminder Inbox
PriceFree — better$1.99
Rating4.5 (65 ratings) — better—
Positive reviews95.7% of reviews—
Number of ratings65 — better—
Update frequencyEvery 9 days — betterEvery 2 weeks
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, Mac — better
Requires iOS17.0 — better18.6
Further details — not scored
Size116 MB3 MB
Age rating4+4+
DeveloperKoichiro Kamadatakaaki024

In-app purchases

1 purchases

Mugen Clock

One-time1
  • Premium$5.99
None

Reminder Inbox

No in-app purchases

Questions

Is Mugen Clock free?
Mugen Clock is free to download, with in-app purchases available.
Is Reminder Inbox free?
Reminder Inbox costs $1.99, with no in-app purchases.
Do Mugen Clock or Reminder Inbox have ads?
Mugen Clock shows ads; Reminder Inbox does not.
Which is updated more often, Mugen Clock or Reminder Inbox?
Mugen Clock ships an update every 9 days, and Reminder Inbox every 2 weeks. Most recently, Mugen Clock was updated on October 29, 2026 and Reminder Inbox on October 25, 2026.

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