# Carb Manager vs Macro Sync

The clearest difference is in-app purchases: Macro Sync at none against Carb Manager's 7. Macro Sync also leads on update cadence (every 4 days vs monthly). Carb Manager's advantage is ratings volume (733K vs 602) and rating (4.8 vs 4.5). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Carb Manager sells 7 in-app purchases, starting at $8.49 per month. Macro Sync asks for nothing beyond the download.

Carb Manager holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: Carb Manager has 733K ratings behind it against 602, so its average is the more settled of the two. Written reviews point the same way: 69% of Carb Manager's written reviews are positive against 58% of Macro Sync's.

Carb Manager ships an update monthly, Macro Sync every 4 days. The most recent releases landed on September 25, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Carb Manager | Macro Sync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (733K ratings)](https://appshunter.io/ios/app/carb-manager-keto-and-macro-log/id410089731/reviews)** | [4.5 (602 ratings)](https://appshunter.io/ios/app/macro-sync/id6475427404/reviews) |
| Number of ratings | **733K** | 602 |
| Positive reviews | **68.6% of reviews** | 57.6% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | Freemium | Free with in-app purchases |
| Best chart rank | **#116** | — |
| Size | 42 MB | 124 MB |
| Requires iOS | **15.6** | 16 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Wombat Apps LLC](https://appshunter.io/developer/396778360) | [Macros Inc](https://appshunter.io/developer/1646133566) |

## What reviewers say

### Carb Manager

[App page](https://appshunter.io/ios/app/carb-manager-keto-and-macro-log/id410089731)

**Currently charting:** #116 Top Grossing · Health & Fitness (US App Store)

Easily track carbs, macros, and calories for low-carb and keto diets. Features include barcode scanning, recipe access, and community support to help you achieve your health goals.

**Highlights:** Net carb tracking, Barcode scanner, Macro calculator, Calorie counter, Intermittent fasting tracker, Keto recipes, Diabetes management tools

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Carb Manager Premium: 1 Month | $8.49 | per month |
| Carb Manager Premium: 3 Months | $16.49 | per 3 months |
| Carb Manager Premium: 1 Year | $29.99 | per year |
| Carb Manager Premium: 1 Year | $39.99 | per year |
| Carb Manager Premium | $49.99 | per year |
| Carb Manager Premium: 1 Year | $59.99 | per year |
| Carb Manager Premium (One Year) | $39.99 | one-time |

**What reviewers like**

- 🚀 Easy to use
- 🔒 Comprehensive tracking
- 👍 Helpful for keto/low-carb diets
- 👍 Useful recipes and meal plans
- 👍 Syncs with fitness devices

**What reviewers complain about**

- 🐛 Inaccurate food database
- 🐛 Buggy and crashes frequently
- 🐛 Clunky interface and navigation
- 🔒 Paywall for many features
- 👎 Limited metric options (e.g. grams)

**Reported bugs**

- Incorrect macro and nutrient tracking
- Syncing issues with fitness devices
- Inconsistent behavior when editing/adding foods
- Frequent crashes and app instability

**Requested features**

- Allow custom recipe creation and saving
- Improve metric support (e.g. grams, ml)
- Add dark mode and accessibility features
- Enhance recipe filtering and search
- Improve syncing and offline functionality


### Macro Sync

[App page](https://appshunter.io/ios/app/macro-sync/id6475427404)

This app simplifies health and fitness by making nutrition tracking easy. Log meals, organize recipes, and monitor calories and macronutrients with proven recommendations. It offers a user-friendly interface with powerful tools for personalized diet management.

**Highlights:** Macro tracking, Micro tracking, Custom goals, Barcode scanner, Recipe creator, Verified food database, Community support

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Accurate tracking
- 💡 Customizable macros
- 🚀 Efficient barcode scanning
- 👍 Helpful recipe builder

**What reviewers complain about**

- 🐛 Crashes and sync issues
- 🔍 Limited food database
- 🤔 Confusing UI and navigation
- 🔍 Inaccurate food entries
- 🤔 Inability to edit custom entries

**Reported bugs**

- Crashes when adding new foods
- Inability to access previous day's entries
- Inconsistent nutrition data measurements

**Requested features**

- Ability to edit custom food entries
- More advanced nutrition tracking options
- Personalized daily macro goals
- Improved barcode scanning reliability
- Expanded food database


## Frequently asked questions

### Is Carb Manager free?

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

### Is Macro Sync free?

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

### Which has better reviews, Carb Manager or Macro Sync?

Carb Manager is rated higher. Carb Manager averages 4.8 out of 5 from 733K ratings, while Macro Sync averages 4.5 from 602 ratings.

### Do Carb Manager or Macro Sync have ads?

Neither Carb Manager nor Macro Sync shows ads.

### Which is updated more often, Carb Manager or Macro Sync?

Carb Manager ships an update monthly, and Macro Sync every 4 days. Most recently, Carb Manager was updated on September 25, 2026 and Macro Sync on September 23, 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.*