# TDEE Calculator vs Delta

The clearest difference is rating: TDEE Calculator at 5.0 against Delta's 4.0. TDEE Calculator also leads on in-app purchases (none vs 1) and ratings volume (11 vs 2). On price, update cadence, ads and monetization model there is nothing between them.

Both are free to download. Delta sells 1 one-off in-app purchase. TDEE Calculator asks for nothing beyond the download.

TDEE Calculator holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: TDEE Calculator has 11 ratings behind it against 2, so its average is the more settled of the two.

TDEE Calculator ships an update every 2 weeks, Delta every 11 days. Both last shipped on November 5, 2026.

## The numbers

| Metric | TDEE Calculator | Delta |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (11 ratings)](https://appshunter.io/ios/app/tdee-calculator-tdeecalc/id6748926227/reviews)** | [4.0 (2 ratings)](https://appshunter.io/ios/app/delta-tdee-tracker/id6753978074/reviews) |
| Number of ratings | **11** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 11 days** |
| Monetization | Free | Free |
| Size | 7 MB | 17 MB |
| Requires iOS | **16.2** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 17+ |
| Developer | [Musku Akshay Reddy](https://appshunter.io/developer/1827983014) | [Marcel Timm](https://appshunter.io/developer/1846068948) |

## What reviewers say

### TDEE Calculator

[App page](https://appshunter.io/ios/app/tdee-calculator-tdeecalc/id6748926227)

This app helps you manage your fitness journey by calculating key metrics like TDEE, BMR, BMI, and ideal body weight. It also provides daily macronutrient recommendations for personalized nutrition plans. Enjoy a private, ad-free experience with all data stored locally.

**Highlights:** TDEE Calculator, BMR Calculator, BMI Calculator, IBW Calculator, Macro Calculator, Goal-Based Calorie Planning, Offline Functionality

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is TDEE Calculator free?

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

### Is Delta free?

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

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

TDEE Calculator is rated higher. TDEE Calculator averages 5.0 out of 5 from 11 ratings, while Delta averages 4.0 from 2 ratings.

### Do TDEE Calculator or Delta have ads?

Neither TDEE Calculator nor Delta shows ads.

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

TDEE Calculator ships an update every 2 weeks, and Delta every 11 days. Most recently, TDEE Calculator was updated on November 5, 2026 and Delta 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.*