SleepFlow Sleep Tracker vs Interval Timer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SleepFlow Sleep Tracker
Understand your sleep patterns, build consistent habits, and wake up refreshed. This app offers simple tracking, insightful trends, and personalized goals to improve your sleep quality without complexity. Your data remains private and on your device.
- Sleep tracking and logging
- Sleep history and trend visualization
- Sleep statistics and deep sleep insights
- Daily streak motivation
- Smart bedtime and wake-up reminders
- Personalized sleep duration goals
- Privacy-focused, on-device data storage
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SleepFlow – Sleep Tracker SleepFlow helps you understand your sleep, build consistency, and wake up feeling better every day. Designed with simplicity and science in mind, SleepFlow allows you to track your sleep habits, visualize trends, and improve your sleep quality over time — without complexity. Key Features Sleep Tracking – Log bedtime, wake time, and sleep quality with ease Sleep History – View past nights and spot patterns Sleep Stats – Weekly trends, averages, cycles, and deep sleep insights Daily Streaks – Stay motivated and build healthy sleep routines Smart Reminders – Bedtime and wake-up notifications Personalized Goals – Set and track your ideal sleep duration Clean, Dark UI – Designed for nighttime comfort Understand Your Sleep SleepFlow turns your sleep data into easy-to-read insights so you can make better decisions and improve consistency night after night. Privacy First Your data stays on your device. No accounts. No tracking. No data selling. Whether you’re trying to fix your sleep schedule, improve recovery, or simply wake up feeling refreshed, SleepFlow gives you the clarity and tools to sleep better. Download SleepFlow and take control of your sleep.
Interval Timer
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A clean, powerful interval timer for Tabata, HIIT, boxing, running intervals, EMOM, AMRAP and custom workouts. No ads. No account. Start your workout in one tap and follow clear voice, bell and haptic cues, so your focus stays on training instead of on your phone. BUILT FOR REAL TRAINING Designed for workouts where every second matters: • Tabata 20s work / 10s rest • HIIT circuits • Boxing and MMA rounds • Run / walk intervals • EMOM and AMRAP workouts • Mobility, stretching and custom routines TRAIN BY SOUND Choose the cue style that fits your session: • Voice Coach for guided intervals • Boxing Bell for round-based training • Music Friendly mode for workouts with music • Silent Haptics when you want no sound BIG TIMER. ZERO GUESSING. The workout screen is built to be readable while moving: • Huge countdown numbers • Clear WORK and REST states • Color-coded phases • Next interval preview • Round progress • Simple pause, skip and stop controls CUSTOM ROUTINES Build your own interval structure in seconds: • Work duration • Rest duration • Rounds • Warmup and cooldown • Sound mode • Custom Tabata, HIIT, boxing and running timers MADE TO STAY OUT OF THE WAY Focused, fast and minimal: • One-tap start • Control lock during workouts • Cues keep firing with the screen off • Clean dark interface • No clutter • No social feed • No workout videos you did not ask for Whether you train at home, in the gym, on the track or in a boxing class, this timer keeps you on the next interval. Train by sound. Move on time.
Screenshots
Verdict
The clearest difference is update cadence: SleepFlow Sleep Tracker at daily against Interval Timer's every 3 months. Interval Timer's advantage is iOS requirement (15.0 vs 17.6). On price, ads, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
SleepFlow Sleep Tracker ships an update daily, Interval Timer every 3 months. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.
| Parameter | SleepFlow Sleep Tracker | Interval Timer |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Daily — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 4 MB | 70 MB |
| Age rating | 4+ | 4+ |
| Developer | Fabio Mota | CODEENSIS LTD |
In-app purchases
SleepFlow Sleep Tracker
No in-app purchases
Interval Timer
No in-app purchases
Questions
Is SleepFlow Sleep Tracker free?
Is Interval Timer free?
Do SleepFlow Sleep Tracker or Interval Timer have ads?
Which is updated more often, SleepFlow Sleep Tracker or Interval Timer?
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