OZI Sleep vs Sleep Tracker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OZI Sleep
This non-wearable app monitors your sleep using advanced sensing technology, tracking duration, stages, and awakenings. It provides clear reports and trend analysis to help you understand and improve your sleep quality.
- Non-wearable sleep monitoring
- Real-time sleep tracking
- Sleep stage analysis
- Daily sleep reports
- Long-term trend analysis
- Smart sleep insights
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This app works together with a smart sleep tracker to help you monitor and improve your sleep health. As a non-wearable solution, it tracks your sleep without anything attached to your body — just rest naturally and advanced sensing technology automatically captures your sleep data throughout the night, including sleep duration, bedtime, deep sleep, light sleep, and awakenings. The app generates clear sleep reports and long-term trend analysis, helping you better understand your sleep patterns. With continuous monitoring and insights, you can gradually improve your sleep habits and achieve better overall sleep quality. Key features include: - Non-wearable sleep monitoring — no bands, no rings, no contact - Real-time sleep tracking - Sleep stage analysis (deep sleep, light sleep, awake) - Daily sleep reports and long-term trends - Smart sleep insights and recommendations - Smart device connection and management Let technology help you achieve a healthier and more comfortable night's sleep.
Sleep Tracker
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Sleep Tracker - SLOX helps you monitor and improve your sleep habits with ease! FEATURES: • Start Sleep Timer — One-tap sleep tracking with a beautiful moon animation • Add Records — Manually log your bedtime, wake time, and sleep quality • Sleep History — View all your past sleep records at a glance • Weekly & Monthly Statistics — Track your average, best, and worst sleep hours • Sleep Quality Rating — Rate your sleep quality with emoji-based feedback • Sleep Duration Calculator — Automatically calculates total sleep hours • Dark Theme — Easy on your eyes at bedtime • 15 Languages Supported — English, Korean, Japanese, Chinese, Spanish, French, German, Portuguese, Italian, Russian, Arabic, Hindi, Thai, Vietnamese, Indonesian Build better sleep habits and wake up refreshed every day! Made by SLOX
Screenshots
Verdict
The clearest difference is device support: OZI Sleep at 2 against Sleep Tracker's —. Sleep Tracker's advantage is iOS requirement (13.0 vs 16). On price and in-app purchases 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.
| Parameter | OZI Sleep | Sleep Tracker |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 5 days | — |
| Ads | No | — |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod — better | — |
| Requires iOS | 16 | 13.0 — better |
| Further details — not scored | ||
| Size | 30 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | zPods Holdings LLC | SEOKWON YANG |
In-app purchases
OZI Sleep
No in-app purchases
Sleep Tracker
No in-app purchases









