# Glow vs GulpGulp Water Tracker

The clearest difference is in-app purchases: Glow at none against GulpGulp Water Tracker's 1. Glow also leads on update cadence (every 4 days vs every 3 weeks) and iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. GulpGulp Water Tracker sells 1 one-off in-app purchase. Glow asks for nothing beyond the download.

Glow ships an update every 4 days, GulpGulp Water Tracker every 3 weeks. The most recent releases landed on October 17, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Glow | GulpGulp Water Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/glow-from-the-inside/id6778892675/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 weeks |
| Monetization | Free | — |
| Size | 30 MB | 15 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [MindGo Care, Inc.](https://appshunter.io/developer/6778892677) | [建锐 赵](https://appshunter.io/developer/6786929575) |

## What reviewers say

### Glow

[App page](https://appshunter.io/ios/app/glow-from-the-inside/id6778892675)

This app offers personalized, short immersive experiences designed to enhance emotional wellbeing and self-love. It guides users through a unique practice called 'glowfulness' to foster personal growth and a brighter outlook on life.

**Highlights:** Personalized immersive experiences, Guided by companion Luna, Daily tailored content, Focus on self-kindness, Builds path over time, Enhances energy and joy, Promotes calm and reduces stress

**In-app purchases:** none


### GulpGulp Water Tracker

[App page](https://appshunter.io/ios/app/gulpgulp-water-tracker/id6787708863)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Home Screen Widgets | $1.99 | one-time |


## Frequently asked questions

### Is Glow free?

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

### Is GulpGulp Water Tracker free?

GulpGulp Water Tracker is free to download, with in-app purchases available.

### Do Glow or GulpGulp Water Tracker have ads?

Neither Glow nor GulpGulp Water Tracker shows ads.

### Which is updated more often, Glow or GulpGulp Water Tracker?

Glow ships an update every 4 days, and GulpGulp Water Tracker every 3 weeks. Most recently, Glow was updated on October 17, 2026 and GulpGulp Water Tracker on October 5, 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.*