Comparison

Interval Timer Free vs Chameul In

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

Head to head
About

Interval Timer Free

This versatile timer app helps you achieve fitness and personal goals. Easily create custom timers for various workouts and activities, with options for multiple saved routines and visual customization.

Highlights
  • Customizable interval timers
  • Save multiple workout routines
  • Dark mode and themes
  • Supports HIIT, Tabata, yoga, and more
  • Optimized for study, work, and meditation
Features
Read full description

Achieve your workouts and goals with this versatile Interval Timer app, which can be used for a variety of workouts and training sessions. Interval Timer - Workout & Tabata offers intuitive and powerful features to perfectly support your workouts and various routines. Key Features: Easy and Quick Interval Addition: Instantly create your own custom timer by easily setting exercise duration, rest periods, and number of sets. Manage Multiple Timers: Create and save multiple timers to easily switch between and manage various workout routines. Dark Mode and Various Themes: Dark mode supports eye relief, and various themes allow you to enjoy your workouts in your preferred mood. Optimized for All Exercises: Whether you're looking for HIIT, Tabata, circuit training, boxing, or yoga, this app is the perfect fit. Optimized for Various Activities: Whether you're studying, working, cooking, meditating, or stretching, this app is the perfect fit.

About

Chameul In

Features
Read full description

When anger flares, trace 忍 and defeat it. Chameul In is a tiny game where you face anger as a monster. When the heat rises, summon the monster and defeat it by tracing the character 忍, stroke by stroke. ■ 忍 brush battle Pick how intense your anger is — a stronger monster appears. Trace 忍 accurately to break its momentum and take it down. ■ Bestiary of embers Each monster you defeat becomes an ember in your bestiary. The stronger the anger, the bigger the ember. ■ Entirely yours No account. No ads. No data collection. Everything stays on your device. Anger passes. Make the moment a round of 忍.

Screenshots

Interval Timer Free4 screens
Chameul In3 screens

Verdict

The call

The clearest difference is ads: Chameul In at none against Interval Timer Free's shown. Chameul In also leads on iOS requirement (13.0 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

Interval Timer Free ships an update every 6 weeks, Chameul In every 3 weeks. The most recent releases landed on October 21, 2026 and October 7, 2026 respectively.

Scorecard2 real differences · 7 level
Interval Timer Free versus Chameul In: the parameters behind the verdict, then further details
ParameterInterval Timer FreeChameul In
PriceFreeFree
Rating4.4 (7 ratings) — better—
Number of ratings7 — better—
Update frequencyEvery 6 weeksEvery 3 weeks — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPadiPhone, iPod
Requires iOS18.513.0 — better
Further details — not scored
Size7 MB38 MB
Age rating4+4+
DeveloperHUJIN SHINSeongmin Yim

In-app purchases

None

Interval Timer Free

No in-app purchases

None

Chameul In

No in-app purchases

Questions

Is Interval Timer Free free?
Interval Timer Free is free to download, with no in-app purchases.
Is Chameul In free?
Chameul In is free to download, with no in-app purchases.
Do Interval Timer Free or Chameul In have ads?
Interval Timer Free shows ads; Chameul In does not.
Which is updated more often, Interval Timer Free or Chameul In?
Interval Timer Free ships an update every 6 weeks, and Chameul In every 3 weeks. Most recently, Interval Timer Free was updated on October 21, 2026 and Chameul In on October 7, 2026.

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