# Microgram vs Kerno

The clearest difference is update cadence: Microgram at every 2 weeks against Kerno's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Microgram sells 10 in-app purchases, starting at $9.99 per month and Kerno sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Microgram ships an update every 2 weeks, Kerno every 2 months. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Microgram | Kerno |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (1.1K ratings)](https://appshunter.io/ios/app/microgram-nutrient-tracker/id6740841048/reviews)** | — |
| Number of ratings | **1.1K** | — |
| Positive reviews | 64.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 207 MB | 3 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Lurra, LLC](https://appshunter.io/developer/1671076673) | [ADVEMA](https://appshunter.io/developer/6784594220) |

## What reviewers say

### Microgram

[App page](https://appshunter.io/ios/app/microgram-nutrient-tracker/id6740841048)

This app helps you track over 50 nutrients, including macros, vitamins, and minerals, to achieve your health and fitness goals. Log meals easily through various methods like photos or voice commands. It offers personalized plans for weight management, muscle building, or overall well-being.

**Highlights:** Track 50+ nutrients, Log meals via photo, voice, text, barcode, Personalized fitness goals, Focus on longevity and overall health, Track macros, fiber, sugar, vitamins, minerals, Support for pregnancy and lactation

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Microgram Monthly Access | $9.99 | per month |
| Microgram Monthly Access | $19.99 | per month |
| Microgram Yearly Access | $23.90 | per year |
| Microgram Yearly Access | $35.90 | per year |
| Microgram Yearly Access | $44.99 | per year |
| Microgram Yearly Access | $47.90 | per year |
| Microgram Yearly Access | $59.99 | per year |
| Microgram Yearly Access | $59.99 | per year |
| Microgram Yearly Access | $71.90 | per year |
| Microgram Yearly Access | $71.90 | per year |

**What reviewers like**

- 🚀 Tracks more than just calories and micronutrients
- 🚀 Fast and easy to log meals and snacks
- 👍 Customized experience based on habits and lifestyle
- 👍 Intuitive vitamin and mineral tracking
- 👍 Data from trusted USDA source

**What reviewers complain about**

- ❌ Doesn't sync nutrition data back to Apple Health
- ❌ Complicated to log foods, especially non-US brands
- ❌ Inaccurate calorie and nutrient tracking
- 💰 Premium features like vitamin/mineral tracking require subscription

**Reported bugs**

- Inconsistent calorie and nutrient tracking
- Compatibility issues with older devices

**Requested features**

- Dark mode option
- More user-friendly food logging
- Better integration with other health apps


### Kerno

[App page](https://appshunter.io/ios/app/kerno-habit-tracker/id6784655674)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kerno Pro – Monatlich | $2.99 | per month |
| Kerno Pro – Jährlich | $17.99 | per year |
| Kerno Pro – Lifetime | $34.99 | one-time |


## Frequently asked questions

### Is Microgram free?

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

### Is Kerno free?

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

### Do Microgram or Kerno have ads?

Neither Microgram nor Kerno shows ads.

### Which is updated more often, Microgram or Kerno?

Microgram ships an update every 2 weeks, and Kerno every 2 months. Most recently, Microgram was updated on October 30, 2026 and Kerno 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.*