Intervals vs Stillr
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Intervals
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Create custom, minimalist interval timers for any purpose: Whether you're timing workouts, meditation sessions, cooking, study blocks, or routines. **Build Interval Timer Programs** Create flexible programs with multiple blocks, each with its own name, duration, and color. Arrange them in any order, set repeat counts, and start your session with a single tap. **Simple & Minimalist** A clean, focused interface shows you exactly what you need: a large countdown, the current block, and simple controls without distractions. **Works in the Background** Start your timer and put your phone aside. You'll hear a sound and feel a vibration when blocks change โ even with the screen off. **Features** โข Create unlimited custom timer programs โข Add multiple blocks with custom names, durations, and colors โข Set repeat counts for individual blocks or entire programs โข Choose from multiple transition sounds โข Haptic feedback for block transitions โข Keep screen awake during sessions โข Export and import your programs โข Works offline โ no account required **Private by Design** No accounts. No ads. No tracking. All your data stays on your device.
Stillr
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Stillr - Study & Focus Timer A pomodoro and deep work timer for studying, writing, and anyone who just wants to focus - without fighting the app to get there. No onboarding. No "what's your goal?" questions. No subscription pressure. No streak shame. No pop-ups after your session. FOCUS SESSIONS - Classic pomodoro: 25-minute sessions with 5-minute breaks - Fully customizable work and break durations - Long-break cycles for extended deep work - Session progress dots - see how far you've come - Optional task label to keep you on track - Gentle chime between sessions BUILT FOR STUDY & DEEP WORK - Perfect for study sessions, exam prep, and homework sprints - Screen stays on during your session - Background sounds: rain, forest, white noise, or silence - Distraction-free interface - nothing to tap, nothing to dismiss - Works completely offline WHAT STILLR WILL NEVER DO - Ask how productive you felt after every session - Force you to set a goal before you begin - Push you to share your stats with strangers - Nag you with streak notifications - Show you ads or upsell screens YOUR STATS, YOUR DATA - See your weekly focus hours at a glance - Simple bar chart - no gamification, no comparisons - All data stored locally on your device - No account required. No cloud Privacy Policy: https://erkarslan.github.io/privacy/ Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: Stillr at weekly against Intervals's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Intervals sells 1 one-off in-app purchase and Stillr sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Intervals ships an update every 2 weeks, Stillr weekly. The most recent releases landed on October 7, 2026 and September 29, 2026 respectively.
| Parameter | Intervals | Stillr |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks | Weekly โ better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details โ not scored | ||
| Size | 55 MB | 53 MB |
| Age rating | 4+ | 4+ |
| Developer | SIMON RAYMOND SCHOEN | ARZU ARSLAN |
In-app purchases
Intervals
- Intervals Pro$4.99
Stillr
- Stillr Plus$2.99









