计算器Max vs R90 Sleepytime
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
计算器Max
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一个页面精致，支持基础模式、科学计算、备忘录的计算器。 让你在学习、工作和生活中方便计算和记录计算的结果。
R90 Sleepytime
This app calculates optimal sleep and wake times based on scientific sleep cycles. It also offers guided meditations and soothing sounds to help you relax and fall asleep faster.
- Sleep cycle calculation
- Optimal wake time suggestions
- Soothing sleep music
- Guided meditation
- Anxiety relief
- Relaxation techniques
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R90Sleepytime：科学计算睡眠周期、助眠音乐放松、冥想安抚焦虑，一套完整睡眠解决方案 R90睡眠周期计算器： - 熬夜后担心起床没精力？R90睡眠法告诉你最佳起床时间。 - 明早必须7点起床？立刻算出今晚该几点睡才能满血复活。 - 睡多久都累？用R90睡眠法找到你的完美睡眠公式。 - 学霸的秘密：用R90睡眠法把闹钟变成“精力开关”，醒来就是满格状态 助眠： - 脑子静不下来？沉浸助眠音乐，快速切换至入睡状态 - 思绪纷杂无法入睡？听听助眠音乐。海浪/初春小雨/脑波/冥想/安静时光，伴随着放松的音乐安然入睡 冥想词： - 当你失眠时，可以尝试简单冥想。通过反复诵念冥想词，身心就会自动进入放松模式
Screenshots
Verdict
The clearest difference is price: 计算器Max at Free against R90 Sleepytime's $0.99. 计算器Max also leads on iOS requirement (12.0 vs 17.0). On 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
计算器Max is free to download; R90 Sleepytime costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | 计算器Max | R90 Sleepytime |
|---|---|---|
| Price | Free — better | $0.99 |
| Positive reviews | — | 100.0% of reviews |
| Update frequency | — | Every 4 days |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 26 MB | 72 MB |
| Age rating | 4+ | 4+ |
| Developer | Jun Wu | 志加 徐 |
In-app purchases
计算器Max
No in-app purchases
R90 Sleepytime
No in-app purchases
