# yoursleep vs MomoCalendar

The clearest difference is in-app purchases: MomoCalendar at none against yoursleep's 1. yoursleep's advantage is ads (none vs shown) and update cadence (fortnightly vs every 6 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. yoursleep sells 1 in-app purchase, starting at $1.99 per month. MomoCalendar asks for nothing beyond the download.

yoursleep ships an update fortnightly, MomoCalendar every 6 weeks. Both last shipped on November 5, 2026.

## The numbers

| Metric | yoursleep | MomoCalendar |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Monetization | — | Ad-supported |
| Size | 59 MB | 38 MB |
| Requires iOS | 16.2 | **15.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sangmin Lee](https://appshunter.io/developer/1881631223) | [SiU Ahn](https://appshunter.io/developer/1601025745) |

## What reviewers say

### yoursleep

[App page](https://appshunter.io/ios/app/yoursleep-develop-your-sleep/id6759917130)

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| yoursleep premium(1 month) | $1.99 | per month |


### MomoCalendar

[App page](https://appshunter.io/ios/app/momocalendar/id6769393682)

This app simplifies cycle tracking by auto-predicting your next period, fertile window, and ovulation day. Log symptoms, mood, and contraception privately within a beautiful calendar interface. It offers smart predictions, daily logging, and secure data management.

**Highlights:** Smart period and ovulation predictions, Daily logging of flow, pain, mood, and symptoms, Contraceptive and intimate relations tracking, Calendar view with statistics and patterns, PIN-protected app lock for privacy, Reminders for period, ovulation, and daily logs

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

**In-app purchases:** none


## Frequently asked questions

### Is yoursleep free?

yoursleep is free to download, with in-app purchases available.

### Is MomoCalendar free?

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

### Do yoursleep or MomoCalendar have ads?

MomoCalendar shows ads; yoursleep does not.

### Which is updated more often, yoursleep or MomoCalendar?

yoursleep ships an update fortnightly, and MomoCalendar every 6 weeks. Most recently, yoursleep was updated on November 5, 2026 and MomoCalendar on November 5, 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.*