# doctorgramZzz vs MelanoMeter

The clearest difference is rating: MelanoMeter at 5.0 against doctorgramZzz's 2.5. MelanoMeter also leads on update cadence (daily vs every 6 weeks). doctorgramZzz's advantage is iOS requirement (9.0 vs 16.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

MelanoMeter holds the better App Store score, 5.0 against 2.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

doctorgramZzz ships an update every 6 weeks, MelanoMeter daily. The most recent releases landed on October 2, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | doctorgramZzz | MelanoMeter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (2 ratings)](https://appshunter.io/ios/app/doctorgramzzz/id1246328127/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/melanometer/id6736614405/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Daily** |
| Monetization | Free | Free |
| Size | 48 MB | 35 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [GV Concepts, Inc.](https://appshunter.io/developer/556696188) | [Apps Foundry Inc.](https://appshunter.io/developer/1772141640) |

## What reviewers say

### doctorgramZzz

[App page](https://appshunter.io/ios/app/doctorgramzzz/id1246328127)

Monitor your sleep quality using oxygen saturation data. Generate and share detailed reports with healthcare providers or loved ones. This personal health tool helps track vital sleep metrics.

**Highlights:** Sleep quality monitoring, Oxygen saturation tracking, Report generation, Shareable reports, Personal health tracking

**Features:** macOS Compatibility

**In-app purchases:** none


### MelanoMeter

[App page](https://appshunter.io/ios/app/melanometer/id6736614405)

Assess your skin type using a questionnaire based on the Fitzpatrick classification system. Understand your skin's sensitivity to UV exposure and access educational resources for better sun protection and skin health.

**Highlights:** Fitzpatrick skin type assessment, UV exposure protection guidance, Educational skin health resources, Suitable for all skin types, Free and ad-free experience

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is doctorgramZzz free?

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

### Is MelanoMeter free?

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

### Which has better reviews, doctorgramZzz or MelanoMeter?

MelanoMeter is rated higher. doctorgramZzz averages 2.5 out of 5 from 2 ratings, while MelanoMeter averages 5.0 from 1 ratings.

### Do doctorgramZzz or MelanoMeter have ads?

Neither doctorgramZzz nor MelanoMeter shows ads.

### Which is updated more often, doctorgramZzz or MelanoMeter?

doctorgramZzz ships an update every 6 weeks, and MelanoMeter daily. Most recently, doctorgramZzz was updated on October 2, 2026 and MelanoMeter on October 14, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*