# Delta vs Delta

The clearest difference is rating: Delta at 5.0 against Delta's 4.0. Delta's advantage is monetization model (free vs freemium). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Delta sells 1 one-off in-app purchase and Delta sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Delta holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Delta ships an update every 11 days, Delta every 10 days. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Delta | Delta |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/delta-tdee-tracker/id6753978074/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/delta-habit-pivot-table/id6757167919/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 10 days** |
| Monetization | **Free** | Freemium |
| Size | 17 MB | 9 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Marcel Timm](https://appshunter.io/developer/1846068948) | [Fontaine Labs LLC](https://appshunter.io/developer/1801006932) |

## What reviewers say

### Delta

[App page](https://appshunter.io/ios/app/delta-tdee-tracker/id6753978074)

This app calculates your actual daily energy expenditure (TDEE) based on your logged weight and calorie intake, moving beyond generic formulas. It provides personalized calorie targets for cutting, maintaining, or bulking, adapting over time for increased accuracy.

**Highlights:** Daily weight and calorie logging, Adaptive TDEE calculation, 28-day smoothing for stable targets, Goal-based calorie targets, Apple Health integration, Daily logging reminders

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Delta Unlimited | $2.99 | one-time |


### Delta

[App page](https://appshunter.io/ios/app/delta-habit-pivot-table/id6757167919)

Visualize correlations between your habits, diet, and supplements to understand their impact on your well-being. This tool helps you identify patterns and make informed changes to your daily routine for a healthier lifestyle.

**Highlights:** Correlate habits with effects, Visualize life patterns, Identify lifestyle impacts, Create meaningful changes, Track supplements and foods

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Delta Habit Pivot Table Monthly | $2.99 | per month |
| Delta Habit Pivot Table Lifetime | $17.99 | one-time |


## Frequently asked questions

### Is Delta free?

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

### Is Delta free?

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

### Which has better reviews, Delta or Delta?

Delta is rated higher. Delta averages 4.0 out of 5 from 2 ratings, while Delta averages 5.0 from 1 ratings.

### Do Delta or Delta have ads?

Neither Delta nor Delta shows ads.

### Which is updated more often, Delta or Delta?

Delta ships an update every 11 days, and Delta every 10 days. Most recently, Delta was updated on October 25, 2026 and Delta on October 31, 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.*