# Glow Flow: Tan Timer & UV — Tan tracker and UV index

> Sun exposure timer and UV index tracker for safer tanning and Vitamin D monitoring. (iPhone/iPad app by Martyn Chamberlin.)

- Source: https://appshunter.io/ios/app/glow-flow-tan-timer-and-uv/id6758894681 (this page in markdown: same URL + `.md`)
- Developer: [Martyn Chamberlin](https://appshunter.io/developer/908002023)
- Category: Health & Fitness, Weather
- Price: Free with in-app purchases
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 26.0 · 4 MB
- Languages: American English
- Released: 2026-02-19
- Data updated: 2026-06-05
- Monetization: freemium
- User reviews in markdown: https://appshunter.io/ios/app/glow-flow-tan-timer-and-uv/id6758894681/reviews.md

## What is Glow Flow?

Glow Flow is a tanning app and sun exposure timer that helps you tan smarter, track your tan sessions, and avoid overexposure. Glow up, tan, and have fun! Know your UV, track your tan, and let the sun do the rest — without all the guesswork. Whether you’re chasing golden hour at the beach or grabbing a few rays on your lunch break, Glow Flow’s right there with you.

Features:
- Live UV Index — See the current UV at a glance, color-coded from chill green to full-send purple.
- UV Forecast Chart — Scroll through the hourly UV trend to find your ideal tanning window. Pinch to zoom in and plan.
- Record Your Tan — Use the built‑in tanning timer to track your sun exposure, log tan sessions, and see how long you’ve been out. Pause and resume whenever you need a break.
- Vitamin D Tracking — Glow Flow estimates your Vitamin D based on UV strength, how long you’re out, your skin type, clothing coverage, and even elevation — then saves it to Apple Health.
- Skin Type & Clothing — Pick your Fitzpatrick skin type and what you’re wearing so the Vitamin D estimate actually means something for you.
- Location-Aware — Glow Flow automatically detects your city and elevation for accurate UV readings wherever you are.
- Vibrant Design — A bright, playful design that shifts with the UV level — the whole app glows with you.

Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

## Key features

- Live UV Index monitoring
- Hourly UV forecast chart
- Sun exposure timer with pause/resume
- Vitamin D estimation and tracking
- Customizable skin type and clothing coverage
- Location-aware UV readings
- Vibrant, dynamic design

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Glow Flow Monthly | $2.99 | per month |
| Glow Flow Yearly | $29.99 | per year |



## Frequently asked questions about Glow Flow

### What is Glow Flow?

Glow Flow is a tanning app and sun exposure timer designed to help you tan smarter, track your sessions, and avoid overexposure. It provides live UV index information and forecasts to guide your sun time.

### Does Glow Flow have ads?

No, Glow Flow does not contain advertisements. The app is free to download and use, with optional subscription plans for advanced features.

### What are the subscription options for Glow Flow?

Glow Flow offers two subscription plans: Glow Flow Monthly for $2.99 per month and Glow Flow Yearly for $29.99 per year. Both plans include a 14-day free trial.

### How accurate is Glow Flow's Vitamin D tracking?

Glow Flow estimates Vitamin D based on UV strength, duration of exposure, your Fitzpatrick skin type, clothing coverage, and elevation for a more personalized estimate. This data is then saved to Apple Health.

### What devices does Glow Flow support?

Glow Flow is available for iPhone and iPad devices. It is designed for users who want to manage their sun exposure on the go.

### How often is Glow Flow updated?

The latest version of Glow Flow is 26.3.1, last updated on March 16, 2026. Updates typically include new features, bug fixes, and performance improvements.

### What is the age rating for Glow Flow?

Glow Flow has an age rating of 4+. This indicates it is suitable for a wide range of users, including children, with no mature content.

### Can I track my tan sessions with Glow Flow?

Yes, Glow Flow features a built-in tanning timer that allows you to track your sun exposure duration. You can pause and resume the timer as needed during your tanning sessions.

## Version history (last 3 releases)

### 26.3.1 — 2026-03-16

- This update adds a High Contrast setting that allows you to see with maximum clarity in the bright sun.

### 26.2.2 — 2026-02-24

- Your tan tracker just got brighter. Session records now come with optional heads‑up notifications as you creep toward your burn limit, plus a more detailed post‑sun recap so you can see exactly how your glow time went.
- We sprinkled in a few extra sun rays across the app for an even warmer, glowier vibe.

### 26.2.1 — 2026-02-19

No release notes.

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## More apps by Martyn Chamberlin

- [Read the Bible in One Year](https://appshunter.io/ios/app/read-the-bible-in-one-year/id1329417324)

All apps by Martyn Chamberlin: https://appshunter.io/developer/908002023

## Related topics

[glowflow](https://appshunter.io/ios/topics/glowflow)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-05.*