# Sphere vs Fun Calorie Tracker

The clearest difference is in-app purchases: Fun Calorie Tracker at none against Sphere's 2. Fun Calorie Tracker also leads on iOS requirement (17.0 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Sphere sells 2 in-app purchases, starting at $9.99 per month. Fun Calorie Tracker asks for nothing beyond the download.

Sphere ships an update every 2 days, Fun Calorie Tracker every 4 days. The most recent releases landed on October 15, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Sphere | Fun Calorie Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/sphere-fast-calorie-tracker/id6759507165/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 4 days |
| Monetization | Freemium | — |
| Size | 44 MB | 179 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 12+ |
| Developer | [Upstory](https://appshunter.io/developer/1879111624) | [Zentari Labs Inc](https://appshunter.io/developer/6788284567) |

## What reviewers say

### Sphere

[App page](https://appshunter.io/ios/app/sphere-fast-calorie-tracker/id6759507165)

Effortlessly track your food intake with AI-powered photo logging and instant search. Designed for speed and consistency, it helps you achieve your weight loss, muscle building, or maintenance goals.

**Highlights:** AI-powered photo logging, Instant food search, Smart auto-add favorites, Skip days for tracking breaks, Clean daily dashboard, Streak tracking

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $9.99 | per month |
| Premium Annual | $59.99 | per year |


### Fun Calorie Tracker

[App page](https://appshunter.io/ios/app/fun-calorie-tracker-luko/id6788284565)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sphere free?

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

### Is Fun Calorie Tracker free?

Fun Calorie Tracker is free to download, with no in-app purchases.

### Do Sphere or Fun Calorie Tracker have ads?

Neither Sphere nor Fun Calorie Tracker shows ads.

### Which is updated more often, Sphere or Fun Calorie Tracker?

Sphere ships an update every 2 days, and Fun Calorie Tracker every 4 days. Most recently, Sphere was updated on October 15, 2026 and Fun Calorie Tracker on October 17, 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.*