# Macro Sync vs CogniBios

The clearest difference is review sentiment: CogniBios at 100% against Macro Sync's 58%. CogniBios also leads on rating (5.0 vs 4.5). Macro Sync's advantage is in-app purchases (none vs 1) and ratings volume (602 vs 5). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. CogniBios sells 1 in-app purchase, starting at $7.99 per month. Macro Sync asks for nothing beyond the download.

CogniBios holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Macro Sync has 602 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 58% of Macro Sync's written reviews are positive against 100% of CogniBios's.

Macro Sync ships an update every 4 days, CogniBios every 9 days. The most recent releases landed on October 12, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Macro Sync | CogniBios |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (602 ratings)](https://appshunter.io/ios/app/macro-sync/id6475427404/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/cognibios/id6759136486/reviews)** |
| Number of ratings | **602** | 5 |
| Positive reviews | 58.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 9 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 124 MB | 59 MB |
| Requires iOS | 16 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Macros Inc](https://appshunter.io/developer/1646133566) | [Anna Handa](https://appshunter.io/developer/1871648747) |

## What reviewers say

### 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


### CogniBios

[App page](https://appshunter.io/ios/app/cognibios/id6759136486)

This app offers a personalized metabolic health platform designed for midlife challenges like weight gain and energy crashes. It provides a free health score, predicts glucose spikes from meal photos, and offers AI-driven nutritional guidance based on logged symptoms and scientific evidence.

**Highlights:** Personalized Health Score, AI-powered glucose spike prediction, Symptom-based nutritional guidance, 24/7 AI metabolic coach, Sleep, stress, and exercise tracking, Meal logging with AI macro breakdowns, Optional physician consultations

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $7.99 | per month |


## Frequently asked questions

### Is Macro Sync free?

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

### Is CogniBios free?

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

### Which has better reviews, Macro Sync or CogniBios?

CogniBios is rated higher. Macro Sync averages 4.5 out of 5 from 602 ratings, while CogniBios averages 5.0 from 5 ratings.

### Do Macro Sync or CogniBios have ads?

Neither Macro Sync nor CogniBios shows ads.

### Which is updated more often, Macro Sync or CogniBios?

Macro Sync ships an update every 4 days, and CogniBios every 9 days. Most recently, Macro Sync was updated on October 12, 2026 and CogniBios on September 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.*