# Rillday vs BubuTracker

The clearest difference is in-app purchases: BubuTracker at none against Rillday's 2. BubuTracker also leads on update cadence (every 2 weeks vs every 2 months). Rillday's advantage is iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Rillday sells 2 in-app purchases, starting at $3.99 per month. BubuTracker asks for nothing beyond the download.

Rillday ships an update every 2 months, BubuTracker every 2 weeks. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Rillday | BubuTracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 65 MB | 5 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 12+ |
| Developer | [Lead Gen Connect LLC](https://appshunter.io/developer/1877008230) | [Marsel Nasr](https://appshunter.io/developer/6790892647) |

## What reviewers say

### Rillday

[App page](https://appshunter.io/ios/app/rillday-period-tracker/id6779854158)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rillday Pro – Monthly | $3.99 | per month |
| Rillday Pro - Yearly | $24.99 | per year |


### BubuTracker

[App page](https://appshunter.io/ios/app/bubutracker/id6790892645)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rillday free?

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

### Is BubuTracker free?

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

### Do Rillday or BubuTracker have ads?

Neither Rillday nor BubuTracker shows ads.

### Which is updated more often, Rillday or BubuTracker?

Rillday ships an update every 2 months, and BubuTracker every 2 weeks. Most recently, Rillday was updated on October 31, 2026 and BubuTracker on October 25, 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.*