# Uvolve vs kcalm

The clearest difference is in-app purchases: Uvolve at none against kcalm's 6. Uvolve also leads on device support (4 vs 2). kcalm's advantage is update cadence (weekly vs every 6 weeks). On price, ads and iOS requirement there is nothing between them.

Both are free to download. kcalm sells 6 in-app purchases, starting at $7.99 per 7 days. Uvolve asks for nothing beyond the download.

Uvolve ships an update every 6 weeks, kcalm weekly. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Uvolve | kcalm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kcalm-food-tracker/id6747867349/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | — | Freemium |
| Size | 181 MB | 89 MB |
| Requires iOS | 15.5 | **15.1** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Uvolve PTY LTD](https://appshunter.io/developer/1721981301) | [14A0 Pty Ltd](https://appshunter.io/developer/1823142662) |

## What reviewers say

### Uvolve

[App page](https://appshunter.io/ios/app/uvolve/id6474576689)

**Features:** Apple Wallet, Apple Watch app, Vision Pro support

**In-app purchases:** none


### kcalm

[App page](https://appshunter.io/ios/app/kcalm-food-tracker/id6747867349)

Log meals by photo, voice, or text to track calories and macros. Get AI-powered nutrition guidance, set reminders, and monitor progress towards your health goals. Integrates with Apple Health for a holistic view of your well-being.

**Highlights:** AI-powered food logging via photo, voice, or text, Calorie and macro tracking against personal goals, Personalized nutrition guidance and meal suggestions, Customizable reminders for meals and routines, Integration with Apple Health for activity and sleep data, Tracking of water intake, weight, and routines

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $7.99 | per 7 days |
| Monthly | $14.99 | per month |
| KCALM Premium (3 Months) | $19.99 | per 3 months |
| Annual | $39.99 | per year |
| Annual | $69.99 | per year |
| Annual Plan | $69.99 | per year |


## Frequently asked questions

### Is Uvolve free?

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

### Is kcalm free?

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

### Do Uvolve or kcalm have ads?

Neither Uvolve nor kcalm shows ads.

### Which is updated more often, Uvolve or kcalm?

Uvolve ships an update every 6 weeks, and kcalm weekly. Most recently, Uvolve was updated on October 24, 2026 and kcalm on October 28, 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.*