# Calorie Diff vs Deficit

The clearest difference is update cadence: Deficit at every 3 days against Calorie Diff's fortnightly. Deficit also leads on ratings volume (4 vs 1). Calorie Diff's advantage is iOS requirement (13.0 vs 15.1). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Calorie Diff against 5.0 for Deficit. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

Calorie Diff ships an update fortnightly, Deficit every 3 days. The most recent releases landed on October 9, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Calorie Diff | Deficit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/calorie-diff/id6444097631/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/deficit-calorie-counter/id6759154360/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | Free | Free |
| Size | 28 MB | 33 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Reme Le Hane](https://appshunter.io/developer/1652274005) | [Deficit App LLC](https://appshunter.io/developer/1877073646) |

## What reviewers say

### Calorie Diff

[App page](https://appshunter.io/ios/app/calorie-diff/id6444097631)

Easily track your daily calorie balance by viewing active, rest, and dietary intake. See your surplus or deficit at a glance, with optional macro tracking and historical data for the past month.

**Highlights:** Calorie surplus/deficit visualization, Active, Rest, and Dietary calorie tracking, Optional macro tracking (Carbs, Fats, Protein), 7, 14, and 30-day calorie history, Apple Health integration

**In-app purchases:** none


### Deficit

[App page](https://appshunter.io/ios/app/deficit-calorie-counter/id6759154360)

This app calculates your precise daily calorie deficit needed for weight loss based on your personal stats and wearable data. It tracks your meals and calories burned against this target, adjusting automatically as you progress. It offers a data-driven approach to achieving your weight goals.

**Highlights:** Personalized daily calorie target, Macro tracking, Fast meal logging, Weight trend charts, Wearable data integration, Automatic target adjustment

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

**In-app purchases:** none


## Frequently asked questions

### Is Calorie Diff free?

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

### Is Deficit free?

Deficit is free to download, with no in-app purchases.

### Which has better reviews, Calorie Diff or Deficit?

Calorie Diff and Deficit are both rated 5.0 out of 5 on the App Store, from 1 and 4 ratings respectively.

### Do Calorie Diff or Deficit have ads?

Neither Calorie Diff nor Deficit shows ads.

### Which is updated more often, Calorie Diff or Deficit?

Calorie Diff ships an update fortnightly, and Deficit every 3 days. Most recently, Calorie Diff was updated on October 9, 2026 and Deficit on October 12, 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.*