# Micros Tracker vs FireBelly

The clearest difference is ads: Micros Tracker at none against FireBelly's shown. Micros Tracker also leads on update cadence (every 3 weeks vs every 6 weeks). FireBelly's advantage is iOS requirement (15.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Micros Tracker sells 4 in-app purchases, starting at $9.99 per month and FireBelly sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Micros Tracker ships an update every 3 weeks, FireBelly every 6 weeks. The most recent releases landed on September 24, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Micros Tracker | FireBelly |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6 ratings)](https://appshunter.io/ios/app/micros-tracker/id6758632529/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 64 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Benjamin Gregg Cox](https://appshunter.io/developer/1874051176) | [MyQuietSpot Inc.](https://appshunter.io/developer/1841316087) |

## What reviewers say

### Micros Tracker

[App page](https://appshunter.io/ios/app/micros-tracker/id6758632529)

Optimize your health by tracking supplements, mood, labs, and activity. Understand what's working by connecting your health data and asking AI-powered questions. Make smarter health choices with clear insights.

**Highlights:** One-tap daily supplement logging, Natural language mood tracking, Automatic lab biomarker extraction, Apple Health data synchronization, AI-powered pattern analysis, Personalized health insights

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stack Tracker Pro Monthly | $9.99 | per month |
| Stack Tracker Starter Monthly | $14.99 | per month |
| Micros - Stack Tracker Pro Yearly | $99.99 | per year |
| Micros Tracker - Starter Yearly | $121.99 | per year |


### FireBelly

[App page](https://appshunter.io/ios/app/firebelly-gerd-reflux-tracker/id6760884365)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FireBelly Pro | $14.99 | one-time |


## Frequently asked questions

### Is Micros Tracker free?

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

### Is FireBelly free?

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

### Do Micros Tracker or FireBelly have ads?

FireBelly shows ads; Micros Tracker does not.

### Which is updated more often, Micros Tracker or FireBelly?

Micros Tracker ships an update every 3 weeks, and FireBelly every 6 weeks. Most recently, Micros Tracker was updated on September 24, 2026 and FireBelly on September 25, 2026.

---

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