Comparison

Center Meditation Timer vs Interval Timer (Āṟāycci)

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

Head to head
About

Center Meditation Timer

A silent meditation timer designed for serious practitioners. It offers a minimalist interface with customizable session lengths, intervals, and sounds. Track your progress without pressure or gamification.

Highlights
  • Silent timer with optional bells
  • Customizable session lengths and intervals
  • Minimalist interface with themes
  • Daily reminders and widgets
  • Apple Watch support
  • iCloud sync
Features
Read full description

Center is a silent meditation timer for serious practice. No guides, no voices, no lessons, and no music. Center exists for people who already know why they meditate and want a calm, precise tool to support long-term practice. Start a session in one tap. Practice in silence or with simple bells. Customize session lengths, intervals, sounds, and themes to match your ritual. Center works across all Apple platforms and stays out of your way. # Designed for real practice • Silent timer with optional bells and intervals • Fully customizable session lengths • Minimal interface with multiple themes • Widgets and daily reminders • Apple Watch support • Syncs seamlessly with iCloud # Optional tracking, never pressure • View trends and streaks if you want them • Manually log sessions when needed • No rankings, no goals, no gamification # Built to last • No subscriptions • No ads • No data harvesting • Supported by optional donations Center is not a course, a coach, or a content platform. It is a quiet instrument for mindfulness, offered with restraint and intention. If Center supports your practice, you may choose to support its continued development.

About

Interval Timer (Āṟāycci)

Features
Read full description

Interval Timer gives you everything you need for structured interval training — nothing more, nothing less. Set your intervals, choose your work duration, and hit play. The app handles the rest with clear countdowns, audio alerts, and haptic feedback so you can focus entirely on your workout. FLEXIBLE INTERVAL SETUP • Set 1 to 10 intervals per session • Configure work duration with minutes and seconds • Add an optional start delay (5s, 10s, or 15s) to get ready • Set rest periods between intervals (5s, 10s, or 15s) POWERFUL AUDIO ALERTS • Choose from 24 distinct notification sounds including Chime, Horn, Bell, Tri-Tone, Anticipate, Bloom, and many more • Adjust volume and tone duration (3s, 5s, or 10s) • Play a tone on every interval or only the final one • Preview any sound before your workout HAPTIC FEEDBACK • Optional vibration alerts keep you on track even in noisy environments • Toggle on or off based on your preference INTUITIVE CONTROLS • Large, readable countdown display • Pause, resume, or stop at any time • Color-coded interval tracking so you always know where you are • Settings persist automatically between sessions DESIGNED FOR EVERY WORKOUT Whether you're doing HIIT, Tabata, CrossFit, circuit training, boxing rounds, stretching routines, or any timed activity — Interval Timer adapts to your training style. CLEAN, MODERN DESIGN Built with a sleek dark interface and smooth animations, Interval Timer looks and feels great on iPhone, iPad, Mac, and Apple Vision Pro. Your settings are saved automatically. Open the app, tap play, and train.

Screenshots

Center Meditation Timer4 screens
Interval Timer (Āṟāycci)3 screens

Verdict

The call

The clearest difference is in-app purchases: Interval Timer (Āṟāycci) at none against Center Meditation Timer's 6. Center Meditation Timer's advantage is device support (6 vs 2) and iOS requirement (17.0 vs 26.2). On price and ads 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. Center Meditation Timer sells 6 one-off in-app purchases. Interval Timer (Āṟāycci) asks for nothing beyond the download.

Scorecard3 real differences · 7 level
Center Meditation Timer versus Interval Timer (Āṟāycci): the parameters behind the verdict, then further details
ParameterCenter Meditation TimerInterval Timer (Āṟāycci)
PriceFreeFree
Rating4.7 (781 ratings) — better—
Positive reviews70.3% of reviews—
Number of ratings781 — better—
Update frequencyEvery 4 weeks—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, Mac, Apple TV, Apple Watch, Vision Pro — betteriPhone, iPad
Requires iOS17.0 — better26.2
Further details — not scored
Size43 MB1 MB
Age rating4+4+
DeveloperTanner ChristensenKaaspro Inc

Bugs and requests

Center Meditation Timer

Reported bugs

4 issues
  • Interval sounds not playing consistently
  • Timer stopping when screen locks or goes to sleep
  • Sync issues between iPhone and Apple Watch app
  • Inability to change screen sleep settings

Requested features

4 requests
  • Add Apple Watch complications and background tracking
  • Allow manual entry of meditation sessions
  • Extend bell/chime duration for better resonance
  • Add option to play background nature sounds

Interval Timer (Āṟāycci)

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

Center Meditation Timer

One-time6
  • Donate $1$0.99
  • Donate $2$1.99
  • Donate $3$2.99
Show 3 more
  • Donate $4$3.99
  • Donate $5$4.99
  • Donate $18$17.99
None

Interval Timer (Āṟāycci)

No in-app purchases

Questions

Is Center Meditation Timer free?
Center Meditation Timer is free to download, with in-app purchases available.
Is Interval Timer (Āṟāycci) free?
Interval Timer (Āṟāycci) is free to download, with no in-app purchases.
Do Center Meditation Timer or Interval Timer (Āṟāycci) have ads?
Neither Center Meditation Timer nor Interval Timer (Āṟāycci) shows ads.

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