# Period Tracker by GP Apps vs Stardust Period Tracker

Period Tracker by GP Apps and Stardust Period Tracker both sit at 4.8 stars, but that hides the real split: 91% of Period Tracker by GP Apps's written reviews are positive against 55% of Stardust Period Tracker's. Stardust Period Tracker's advantage is update cadence (every 2 weeks vs every 2 months) and chart position (#44 vs unranked). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Period Tracker by GP Apps sells 1 in-app purchase, starting at $9.99 per year and Stardust Period Tracker sells 20 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for Period Tracker by GP Apps against 4.8 for Stardust Period Tracker. Both are backed by a comparable volume of ratings — 74K and 118K respectively. Written reviews are what separate them: 91% of Period Tracker by GP Apps's written reviews are positive against 55% of Stardust Period Tracker's.

Period Tracker by GP Apps ships an update every 2 months, Stardust Period Tracker every 2 weeks. Both last shipped on October 18, 2026.

## The numbers

| Metric | Period Tracker by GP Apps | Stardust Period Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (74K ratings)](https://appshunter.io/ios/app/period-tracker-by-gp-apps/id330376830/reviews) | [4.8 (118K ratings)](https://appshunter.io/ios/app/stardust-period-tracker/id1495829322/reviews) |
| Number of ratings | 74K | **118K** |
| Positive reviews | **91.2% of reviews** | 54.8% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Freemium | Free with in-app purchases |
| Best chart rank | — | **#44** |
| Size | 64 MB | 211 MB |
| Requires iOS | **15.0** | 15.2 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 12+ | 12+ |
| Developer | [GP Apps](https://appshunter.io/developer/289078803) | [Stardust App LLC (New York)](https://appshunter.io/developer/1495829321) |

## What reviewers say

### Period Tracker by GP Apps

[App page](https://appshunter.io/ios/app/period-tracker-by-gp-apps/id330376830)

Easily track your menstrual cycles, predict future periods, and monitor fertility. Log symptoms, moods, and weight with detailed charts and customizable notes. Includes advanced modes for trying to conceive and pregnancy tracking, with privacy features and data backup.

**Highlights:** Period cycle tracking and prediction, Fertility and ovulation tracking, Symptom and mood logging, Weight and temperature tracking, Customizable notes and symptoms, Pregnancy mode and countdown, Data backup and export

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Member | $9.99 | per year |

**What reviewers like**

- 👍 Easy to use
- 🚀 Accurate period predictions
- 💡 Customizable symptom and mood tracking
- 📆 Helpful for planning around cycle
- 🤰 Useful for tracking fertility and pregnancy

**What reviewers complain about**

- 🐛 Irregular cycles not handled well
- 🔒 Concerns about data privacy and security
- 💰 Paywall for some features
- 🎨 Outdated or unappealing design

**Reported bugs**

- Period start/end dates not saving correctly
- Ovulation predictions often inaccurate
- Crashes or freezes when logging data

**Requested features**

- Add option to track irregular cycles
- Improve data backup and sync across devices
- Provide more customization options for layout and themes
- Integrate with other health tracking apps


### Stardust Period Tracker

[App page](https://appshunter.io/ios/app/stardust-period-tracker/id1495829322)

**Currently charting:** #44 Top Free · Health & Fitness, #95 Top Grossing · Health & Fitness (US App Store)

This health app helps you understand and track your menstrual cycle, ovulation, and pregnancy. It combines scientific data with ancient wisdom and astronomy to provide personalized insights and goal manifestation tools. Features include period predictions, symptom tracking, and lunar synchronicity.

**Highlights:** Period and ovulation prediction, Pregnancy tracking with AR, Daily personalized insights, Symptom and mood tracking, Lunar cycle synchronization, Goal manifestation tools

**Features:** Vision Pro support

**In-app purchases (20)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access | $2.99 | per 7 days |
| All Access | $3.99 | per month |
| All Access | $4.99 | per month |
| Monthly Plan | $6.99 | per month |
| Monthly plan with 7 day trial | $6.99 | per month |
| All Access | $24.99 | per year |
| Annual plan with 7-days trial | $24.99 | per year |
| $24.99/year with 3-days trial | $24.99 | per year |
| Annual Plan | $29.99 | per year |
| Annual Plan with 1 month trial | $29.99 | per year |
| Annual Plan with 3-days trial | $29.99 | per year |
| Stardust All Access | $29.99 | per year |
| All Access | $39.99 | per year |
| Annual Plan with 7-days trial | $39.99 | per year |
| Stardust All Access | $39.99 | per year |
| Annual Plan with 3-days trial | $39.99 | per year |
| Annual plan with 7-days trial | $49.99 | per year |
| $49.99/year | $49.99 | per year |
| $89.99/year with 7-day trial | $89.99 | per year |
| $89.99/year | $89.99 | per year |

**What reviewers like**

- 💕 Beautiful, aesthetically pleasing design
- 🌙 Syncs with moon cycles
- 🌟 Cute, quirky messages and notifications
- 🤝 Owned and run by women
- 🔒 Protects user privacy and data

**What reviewers complain about**

- 🐛 Frequent glitches, bugs, and crashes
- 🔁 Resets/deletes user data after updates
- 🕰️ Inaccurate period predictions and cycle tracking
- 🔒 Concerns about data privacy and sharing
- 🤔 Confusing or unintuitive interface

**Reported bugs**

- Logging out and losing all user data
- Inability to update or adjust cycle information
- Calendar and cycle predictions not syncing correctly
- Notifications not working as expected
- Certain features/sections not loading properly

**Requested features**

- Add more symptom and mood tracking options
- Implement graph/chart view to visualize cycle data
- Allow custom notes and reminders
- Provide more personalized insights and recommendations
- Improve sync and data backup functionality


## Frequently asked questions

### Is Period Tracker by GP Apps free?

Period Tracker by GP Apps is free to download, with in-app purchases available.

### Is Stardust Period Tracker free?

Stardust Period Tracker is free to download, with in-app purchases available.

### Which has better reviews, Period Tracker by GP Apps or Stardust Period Tracker?

Period Tracker by GP Apps and Stardust Period Tracker are both rated 4.8 out of 5 on the App Store, from 74K and 118K ratings respectively.

### Do Period Tracker by GP Apps or Stardust Period Tracker have ads?

Both Period Tracker by GP Apps and Stardust Period Tracker show ads.

### Which is updated more often, Period Tracker by GP Apps or Stardust Period Tracker?

Period Tracker by GP Apps ships an update every 2 months, and Stardust Period Tracker every 2 weeks. Most recently, Period Tracker by GP Apps was updated on October 18, 2026 and Stardust Period Tracker on October 18, 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.*