# Cronometer vs LIBRO

The clearest difference is review sentiment: Cronometer at 69% against LIBRO's 4%. Cronometer also leads on rating (4.8 vs 2.5) and update cadence (weekly vs every 7 months). LIBRO's advantage is in-app purchases (none vs 18) and ads (none vs shown). On price and iOS requirement there is nothing between them.

Both are free to download. Cronometer sells 11 in-app purchases, starting at $10.99 per month. LIBRO asks for nothing beyond the download.

Cronometer holds the better App Store score, 4.8 against 2.5. That said, the two scores are not equally well evidenced: Cronometer has 99K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 69% of Cronometer's written reviews are positive against 4% of LIBRO's.

Cronometer ships an update weekly, LIBRO every 7 months. The most recent releases landed on October 17, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Cronometer | LIBRO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (99K ratings)](https://appshunter.io/ios/app/cronometer-calorie-counter/id1145935738/reviews)** | [2.5 (2 ratings)](https://appshunter.io/ios/app/libro/id1322524427/reviews) |
| Number of ratings | **99K** | 2 |
| Positive reviews | **69.4% of reviews** | 4.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 7 months |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#19** | — |
| Size | 151 MB | 10 MB |
| Requires iOS | 15.5 | **14.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Cronometer Software Inc](https://appshunter.io/developer/465173201) | [Nutritics Limited](https://appshunter.io/developer/1322524426) |

## What reviewers say

### Cronometer

[App page](https://appshunter.io/ios/app/cronometer-calorie-counter/id1145935738)

**Currently charting:** #19 Top Grossing · Health & Fitness, #21 Top Free · Health & Fitness (US App Store)

Track your diet and exercise with an extensive food database and detailed nutrient breakdowns. Monitor progress towards health goals, integrate with fitness devices, and gain insights into sleep patterns. Offers premium features for enhanced tracking and an ad-free experience.

**Highlights:** Extensive verified food database, Detailed nutrient and calorie tracking, Fitness goal setting and progress monitoring, Integration with fitness trackers and devices, Enhanced sleep tracking and analysis, Customizable diary groups and charts

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gold Monthly | $10.99 | per month |
| Gold Monthly | $10.99 | per month |
| Cronometer Gold | $10.99 | per month |
| Gold Subscription | $10.99 | per month |
| Gold Monthly | $10.99 | per month |
| Gold | $34.99 | per 6 months |
| Gold Annual | $54.99 | per year |
| Gold Annual | $59.99 | per year |
| Gold Annual | $59.99 | per year |
| Gold Annual | $59.99 | per year |
| Cronometer Gold | $59.99 | per year |

**What reviewers like**

- 👍 Excellent functionality
- 👍 Best tracker out there
- 👍 Logging food is super simple
- 👍 Easy to set up and use
- 👍 Comprehensive micronutrient tracking

**What reviewers complain about**

- 🔒 Doesn't allow hiding email
- 🐛 Widgets don't update properly
- 🐛 Recipes don't always import correctly
- 🐛 Slow performance and glitches
- 🐛 Inaccurate calorie and nutrient data for some items

**Reported bugs**

- Widgets don't update in real-time
- Occasional app freezes and crashes
- Issues with syncing fitness data from other apps
- Inaccurate calorie and nutrient tracking for some foods

**Requested features**

- Allow separating meals into breakfast, lunch, dinner
- Add more ethnic and international food options
- Implement Siri integration for logging food
- Provide more customization options for the home screen
- Add ability to edit database entries if information is inaccurate


### LIBRO

[App page](https://appshunter.io/ios/app/libro/id1322524427)

This AI-powered health assistant helps you track diet, exercise, and lifestyle goals with features like voice logging and a barcode scanner. It offers personalized suggestions and meal planning tools. Access is currently by invitation only from an accredited nutrition professional.

**Highlights:** AI-powered health tracking, Voice logging, Barcode scanner, Personalized suggestions, Diet and activity logging, Meal planning

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cronometer free?

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

### Is LIBRO free?

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

### Which has better reviews, Cronometer or LIBRO?

Cronometer is rated higher. Cronometer averages 4.8 out of 5 from 99K ratings, while LIBRO averages 2.5 from 2 ratings.

### Do Cronometer or LIBRO have ads?

Cronometer shows ads; LIBRO does not.

### Which is updated more often, Cronometer or LIBRO?

Cronometer ships an update weekly, and LIBRO every 7 months. Most recently, Cronometer was updated on October 17, 2026 and LIBRO on October 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.*