# FastIQ vs GlizzyScan

The clearest difference is update cadence: GlizzyScan at daily against FastIQ's fortnightly. FastIQ's advantage is iOS requirement (15.1 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. FastIQ sells 2 in-app purchases, starting at $9.99 per month and GlizzyScan sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

FastIQ ships an update fortnightly, GlizzyScan daily. Both last shipped on October 28, 2026.

## The numbers

| Metric | FastIQ | GlizzyScan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (37 ratings)](https://appshunter.io/ios/app/fastiq-fasting-tracker/id6768367984/reviews)** | — |
| Number of ratings | **37** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Daily** |
| Monetization | Freemium | — |
| Size | 91 MB | 12 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Daniel Neacsu](https://appshunter.io/developer/1857435763) | [XYK LLC](https://appshunter.io/developer/1861941308) |

## What reviewers say

### FastIQ

[App page](https://appshunter.io/ios/app/fastiq-fasting-tracker/id6768367984)

This app combines intermittent fasting tracking with AI-powered calorie counting. Simply take a photo of your meal for instant logging of calories and macros. It helps you manage fasting schedules, track progress, and learn about nutrition for lasting results.

**Highlights:** AI food logging via photo, Intermittent fasting timer, Customizable fasting schedules, Calorie and macro tracking, Weight and progress charts, Bite-sized nutrition lessons

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FastIQ Pro (Monthly) | $9.99 | per month |
| FastIQ Pro (Annual) | $49.99 | per year |


### GlizzyScan

[App page](https://appshunter.io/ios/app/glizzyscan-calorie-tracker/id6795082119)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GlizzyScan Pro Monthly | $4.99 | per month |
| GlizzyScan Pro Annual | $39.99 | per year |


## Frequently asked questions

### Is FastIQ free?

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

### Is GlizzyScan free?

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

### Do FastIQ or GlizzyScan have ads?

Neither FastIQ nor GlizzyScan shows ads.

### Which is updated more often, FastIQ or GlizzyScan?

FastIQ ships an update fortnightly, and GlizzyScan daily. Most recently, FastIQ was updated on October 28, 2026 and GlizzyScan on October 28, 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.*