# TDEE Calculator vs Umbra

The clearest difference is in-app purchases: Umbra at none against TDEE Calculator's 4. Umbra also leads on update cadence (every 2 weeks vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. TDEE Calculator sells 4 in-app purchases, starting at $6.99 per month. Umbra asks for nothing beyond the download.

TDEE Calculator ships an update every 5 months, Umbra every 2 weeks. The most recent releases landed on September 22, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | TDEE Calculator | Umbra |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (357 ratings)](https://appshunter.io/ios/app/tdee-calculator/id1620861771/reviews)** | — |
| Number of ratings | **357** | — |
| Positive reviews | 36.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 63 MB | 3 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Clixade Ltd](https://appshunter.io/developer/1837914739) | [David Coleman](https://appshunter.io/developer/1896681198) |

## What reviewers say

### TDEE Calculator

[App page](https://appshunter.io/ios/app/tdee-calculator/id1620861771)

Calculate your daily calorie needs for weight management using advanced formulas. This tool helps determine energy expenditure for weight loss, gain, or maintenance, offering insights into BMR, RMR, and BMI.

**Highlights:** Total Daily Energy Expenditure (TDEE) calculation, Basal Metabolic Rate (BMR) and Resting Metabolic Rate (RMR) calculation, Body Mass Index (BMI) calculation, Weight loss, gain, and maintenance goal support, Calorie surplus and deficit calculation, Lean Body Mass (LBM) and Fat Body Mass (FBM) calculation

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Access | $6.99 | per month |
| Yearly Premium Access | $24.99 | per year |
| TDEE Calculator - Lifetime Access | $49.99 | one-time |
| TDEE Calculator - Lifetime Access | $74.99 | one-time |


### Umbra

[App page](https://appshunter.io/ios/app/umbra-shadow-work/id6770842638)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TDEE Calculator free?

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

### Is Umbra free?

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

### Do TDEE Calculator or Umbra have ads?

Neither TDEE Calculator nor Umbra shows ads.

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

TDEE Calculator ships an update every 5 months, and Umbra every 2 weeks. Most recently, TDEE Calculator was updated on September 22, 2026 and Umbra on September 11, 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.*