# CalTrak vs Simple Calorie Tracker

The clearest difference is monetization model: CalTrak at free against Simple Calorie Tracker's freemium. CalTrak also leads on ratings volume (95 vs 1). Simple Calorie Tracker's advantage is iOS requirement (18.0 vs 26.0). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. CalTrak sells 3 one-off in-app purchases and Simple Calorie Tracker sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.9 for CalTrak against 5.0 for Simple Calorie Tracker. That said, the two scores are not equally well evidenced: CalTrak has 95 ratings behind it against 1, so its average is the more settled of the two.

CalTrak ships an update every 3 days, Simple Calorie Tracker every 2 days. The most recent releases landed on October 31, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | CalTrak | Simple Calorie Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (95 ratings)](https://appshunter.io/ios/app/caltrak-calorie-tracker/id6764352979/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/simple-calorie-tracker-calvin/id6790968217/reviews)** |
| Number of ratings | **95** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | **Every 2 days** |
| Monetization | **Free** | Freemium |
| Size | 36 MB | 18 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 4+ | 12+ |
| Developer | [Ryan Bulcher](https://appshunter.io/developer/1606574003) | [Kevin Miguel Estrada Garcia](https://appshunter.io/developer/6790968219) |

## What reviewers say

### CalTrak

[App page](https://appshunter.io/ios/app/caltrak-calorie-tracker/id6764352979)

This app helps you track your daily calorie and macronutrient intake with multiple logging options including barcode scanning, AI estimation, and photo recognition. It offers personalized targets, visual progress tracking, and integrates with Apple Health for a comprehensive overview of your health journey.

**Highlights:** Barcode scanning for nutrition data, AI-powered meal estimation from descriptions, Photo recognition for labels and plates, Personalized calorie and macro targets, Visual progress tracking with rings and charts, Apple Health and Watch integration, Privacy-focused local data storage

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy Cal a coffee | $1.99 | one-time |
| Support development | $4.99 | one-time |
| Big thank you | $9.99 | one-time |


### Simple Calorie Tracker

[App page](https://appshunter.io/ios/app/simple-calorie-tracker-calvin/id6790968217)

This app uses AI to help you track your calorie and macro intake. It offers features like barcode scanning, food search, and weight tracking. It also syncs with health platforms and provides personalized insights based on your data.

**Highlights:** AI meal photo scan, Barcode scanning, Food database search, Manual macro logging, Weight tracking with trend line, Apple Health & Google Health sync, Home and Lock Screen widgets

**Features:** Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calvin Plus | $9.99 | per month |
| Calvin Plus Annual | $49.99 | per year |


## Frequently asked questions

### Is CalTrak free?

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

### Is Simple Calorie Tracker free?

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

### Which has better reviews, CalTrak or Simple Calorie Tracker?

Simple Calorie Tracker is rated higher. CalTrak averages 4.9 out of 5 from 95 ratings, while Simple Calorie Tracker averages 5.0 from 1 ratings.

### Do CalTrak or Simple Calorie Tracker have ads?

Neither CalTrak nor Simple Calorie Tracker shows ads.

### Which is updated more often, CalTrak or Simple Calorie Tracker?

CalTrak ships an update every 3 days, and Simple Calorie Tracker every 2 days. Most recently, CalTrak was updated on October 31, 2026 and Simple Calorie Tracker on October 24, 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.*