# Interval Timer vs AI calories tracker

The clearest difference is rating: AI calories tracker at 5.0 against Interval Timer's 4.2. AI calories tracker also leads on update cadence (every 5 days vs monthly). Interval Timer's advantage is iOS requirement (16.0 vs 18.4). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Interval Timer sells 3 in-app purchases, starting at $4.99 per 7 days and AI calories tracker sells 1 in-app purchase, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

AI calories tracker holds the better App Store score, 5.0 against 4.2. Both are backed by a comparable volume of ratings — 10 and 10 respectively.

Interval Timer ships an update monthly, AI calories tracker every 5 days. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Interval Timer | AI calories tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (10 ratings)](https://appshunter.io/ios/app/interval-timer-hiit-workouts/id6742372753/reviews) | **[5.0 (10 ratings)](https://appshunter.io/ios/app/ai-calories-tracker/id6751876620/reviews)** |
| Number of ratings | 10 | 10 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 31 MB | 9 MB |
| Requires iOS | **16.0** | 18.4 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Lori Nguyen](https://appshunter.io/developer/1872689629) | [Andrew Gardner](https://appshunter.io/developer/1843367920) |

## What reviewers say

### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-hiit-workouts/id6742372753)

This advanced interval timer supports HIIT, Tabata, and circuit training with customizable work, rest, and cooldown periods. Stay focused with voice alerts, background operation, and music integration for any fitness routine.

**Highlights:** Customizable workouts, Pre-set & custom intervals, Voice & sound alerts, Music integration, Background operation, Dark & light mode

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Timer (weekly) | $4.99 | per 7 days |
| Premium Timer (monthly) | $12.99 | per month |
| Premium Timer (yearly) | $39.99 | per year |


### AI calories tracker

[App page](https://appshunter.io/ios/app/ai-calories-tracker/id6751876620)

Effortlessly track your nutrition with AI-powered food recognition. Simply photograph your meals or scan barcodes for instant calorie and nutrient logging. Receive personalized coaching and detailed breakdowns to achieve your wellness goals.

**Highlights:** AI food photo recognition, Barcode scanning, Personalized AI nutrition coach, Detailed nutrient breakdown, Voice and text logging, Weekly reports and charts

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Calories Tracker Premium | $4.99 | per 7 days |


## Frequently asked questions

### Is Interval Timer free?

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

### Is AI calories tracker free?

AI calories tracker is free to download, with in-app purchases available.

### Which has better reviews, Interval Timer or AI calories tracker?

AI calories tracker is rated higher. Interval Timer averages 4.2 out of 5 from 10 ratings, while AI calories tracker averages 5.0 from 10 ratings.

### Do Interval Timer or AI calories tracker have ads?

Neither Interval Timer nor AI calories tracker shows ads.

### Which is updated more often, Interval Timer or AI calories tracker?

Interval Timer ships an update monthly, and AI calories tracker every 5 days. Most recently, Interval Timer was updated on October 30, 2026 and AI calories tracker on November 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.*