# Red Diary vs MoodLine

The clearest difference is update cadence: Red Diary at every 3 days against MoodLine's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Red Diary sells 2 in-app purchases, starting at $0.99 per month and MoodLine sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Red Diary ships an update every 3 days, MoodLine every 3 months. The most recent releases landed on October 16, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Red Diary | MoodLine |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (9 ratings)](https://appshunter.io/ios/app/red-diary-period-tracker/id6767368239/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 months |
| Monetization | Freemium | — |
| Size | 8 MB | 6 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [RUBINS DORMEUS](https://appshunter.io/developer/1884865930) | [Mitaanshu Agarwal](https://appshunter.io/developer/1896724075) |

## What reviewers say

### Red Diary

[App page](https://appshunter.io/ios/app/red-diary-period-tracker/id6767368239)

This app analyzes your symptoms, mood, energy, sleep, and activity to provide personalized insights and daily guidance tailored to your cycle phases. It offers a body weather forecast and smart recommendations for exercise, nutrition, and self-care.

**Highlights:** Personalized cycle insights, Smart daily guidance, Body weather forecast, Cycle tracking modes (fertility, pregnancy, birth control), Symptom and mood logging, HealthKit integration, Apple Watch companion app

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $0.99 | per month |
| Premium Annual | $4.99 | per year |


### MoodLine

[App page](https://appshunter.io/ios/app/moodline-mood-tracker/id6772631625)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MoodLine Pro Monthly | $4.99 | per month |
| MoodLine Pro Yearly | $29.99 | per year |


## Frequently asked questions

### Is Red Diary free?

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

### Is MoodLine free?

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

### Do Red Diary or MoodLine have ads?

Neither Red Diary nor MoodLine shows ads.

### Which is updated more often, Red Diary or MoodLine?

Red Diary ships an update every 3 days, and MoodLine every 3 months. Most recently, Red Diary was updated on October 16, 2026 and MoodLine on October 21, 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.*