# Loopy Biological Age Tracker vs Naplane

The clearest difference is price: Loopy Biological Age Tracker at Free against Naplane's $0.99. Naplane's advantage is in-app purchases (none vs 3) and update cadence (every 6 days vs every 3 weeks). On ads, device support and iOS requirement there is nothing between them.

Loopy Biological Age Tracker is free to download; Naplane costs $0.99 up front. Loopy Biological Age Tracker sells 3 in-app purchases, starting at $6.99 per 7 days. Naplane asks for nothing beyond the download.

Loopy Biological Age Tracker ships an update every 3 weeks, Naplane every 6 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Loopy Biological Age Tracker | Naplane |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Size | 165 MB | 3 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [Bekircan Altuntas](https://appshunter.io/developer/1896323404) | [Robert Corbin](https://appshunter.io/developer/1890247992) |

## What reviewers say

### Loopy Biological Age Tracker

[App page](https://appshunter.io/ios/app/loopy-biological-age-tracker/id6766768533)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Loopy Premium Weekly | $6.99 | per 7 days |
| Loopy Premium Yearly Offer | $49.99 | per year |
| Loopy Premium Yearly | $79.99 | per year |


### Naplane

[App page](https://appshunter.io/ios/app/naplane-power-nap-timer/id6777254550)

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

**In-app purchases:** none


## Frequently asked questions

### Is Loopy Biological Age Tracker free?

Loopy Biological Age Tracker is free to download, with in-app purchases available.

### Is Naplane free?

Naplane costs $0.99, with no in-app purchases.

### Do Loopy Biological Age Tracker or Naplane have ads?

Neither Loopy Biological Age Tracker nor Naplane shows ads.

### Which is updated more often, Loopy Biological Age Tracker or Naplane?

Loopy Biological Age Tracker ships an update every 3 weeks, and Naplane every 6 days. Most recently, Loopy Biological Age Tracker was updated on October 31, 2026 and Naplane on October 31, 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.*