# Sleep Time Calc vs Sleep Calculator App

The clearest difference is in-app purchases: Sleep Time Calc at none against Sleep Calculator App's 1. Sleep Time Calc also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

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

## The numbers

| Metric | Sleep Time Calc | Sleep Calculator App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/sleep-calculator-app/id1608356513/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 8 months |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 31 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pavel Moslienko](https://appshunter.io/developer/1452430456) | [Luz Ochoa](https://appshunter.io/developer/1508017518) |

## What reviewers say

### Sleep Time Calc

[App page](https://appshunter.io/ios/app/sleep-time-calc/id1480080607)

**Features:** macOS Compatibility

**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 Sleep Time Calc free?

Sleep Time Calc 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.

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

Sleep Calculator App shows ads; Sleep Time Calc does not.

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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.*