# Sleepy Time vs Sleep Calculator App

The clearest difference is rating: Sleepy Time at 4.0 against Sleep Calculator App's 3.0. Sleepy Time also leads on in-app purchases (none vs 1) and update cadence (every 3 months vs every 8 months). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Sleep Calculator App sells 1 one-off in-app purchase. Sleepy Time asks for nothing beyond the download.

Sleepy Time holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 3 and 2 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Sleepy Time ships an update every 3 months, Sleep Calculator App every 8 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Sleepy Time | Sleep Calculator App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/sleepy-time-bedtime-planner/id934260354/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/sleep-calculator-app/id1608356513/reviews) |
| Number of ratings | **3** | 2 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 3 months** | Every 8 months |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 16 MB | 31 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [JMS TECHNOLOGY SYSTEMS](https://appshunter.io/developer/1521541250) | [Luz Ochoa](https://appshunter.io/developer/1508017518) |

## What reviewers say

### Sleepy Time

[App page](https://appshunter.io/ios/app/sleepy-time-bedtime-planner/id934260354)

This app helps you determine the optimal time to go to bed to ensure you get enough rest. It calculates your ideal bedtime based on your wake-up time, desired sleep duration, and how long it takes you to fall asleep, offering reminders to help you stick to your schedule.

**Highlights:** Backwards bedtime calculator, Nightly bedtime reminder, Caffeine cutoff reminder, Personalized sleep hour settings, Unwind time adjustment, Remembers user settings

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Sleep Calculator App

[App page](https://appshunter.io/ios/app/sleep-calculator-app/id1608356513)

Optimize your sleep by calculating ideal bedtime and wake-up times based on natural 90-minute sleep cycles. Includes relaxing sounds and meditation to help you fall asleep faster and wake up feeling refreshed.

**Highlights:** Calculate best bedtime, Calculate best wake-up time, Select desired wake-up time, Relaxing sounds, Sleep meditation, No registration required

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Premium Subscription | $6.99 | one-time |


## Frequently asked questions

### Is Sleepy Time free?

Sleepy Time is free to download, with no in-app purchases.

### Is Sleep Calculator App free?

Sleep Calculator App is free to download, with in-app purchases available.

### Which has better reviews, Sleepy Time or Sleep Calculator App?

Sleepy Time is rated higher. Sleepy Time averages 4.0 out of 5 from 3 ratings, while Sleep Calculator App averages 3.0 from 2 ratings.

### Do Sleepy Time or Sleep Calculator App have ads?

Both Sleepy Time and Sleep Calculator App show ads.

### Which is updated more often, Sleepy Time or Sleep Calculator App?

Sleepy Time ships an update every 3 months, and Sleep Calculator App every 8 months. Most recently, Sleepy Time was updated on November 6, 2026 and Sleep Calculator App on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*