# Sodium Tracker vs Matrix DataSync

The clearest difference is rating: Matrix DataSync at 5.0 against Sodium Tracker's 4.2. Matrix DataSync also leads on in-app purchases (none vs 6). Sodium Tracker's advantage is ratings volume (30 vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Sodium Tracker sells 6 in-app purchases, starting at $1.99 per 7 days. Matrix DataSync asks for nothing beyond the download.

Matrix DataSync holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Sodium Tracker has 30 ratings behind it against 1, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 3, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Sodium Tracker | Matrix DataSync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (30 ratings)](https://appshunter.io/ios/app/sodium-tracker-daily-log/id6446709946/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/matrix-datasync/id6741863545/reviews)** |
| Number of ratings | **30** | 1 |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Freemium | **Free** |
| Size | 72 MB | 17 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KyuBid Ltd](https://appshunter.io/developer/1570049033) | [Across Matrix](https://appshunter.io/developer/1732744795) |

## What reviewers say

### Sodium Tracker

[App page](https://appshunter.io/ios/app/sodium-tracker-daily-log/id6446709946)

Easily monitor and calculate your daily sodium intake to meet dietary goals for conditions like hypertension or POTS. Log foods with a few taps and set custom limits to stay on track with your low-sodium or DASH diet.

**Highlights:** Track daily sodium intake, Calculate sodium consumption, Log food entries easily, Set custom sodium limits, Support for low-sodium diets, Support for DASH diet

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sodium Tracker Pro | $1.99 | per 7 days |
| Monthly | $2.99 | per month |
| Sodium Tracker Pro | $4.99 | per month |
| Yearly | $17.99 | per year |
| 6 Months | $17.99 | per 6 months |
| Remove Ads | $19.99 | one-time |


### Matrix DataSync

[App page](https://appshunter.io/ios/app/matrix-datasync/id6741863545)

Facilitates research and elevates care for rare diseases by syncing patient device data to a central platform. It securely transfers biometric data from personal devices for population-based research and analysis.

**Highlights:** Syncs patient device data, Facilitates rare disease research, Elevates patient care, Secure data storage, Biometric data transfer, MDDS Class I exempt system

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

**In-app purchases:** none


## Frequently asked questions

### Is Sodium Tracker free?

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

### Is Matrix DataSync free?

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

### Which has better reviews, Sodium Tracker or Matrix DataSync?

Matrix DataSync is rated higher. Sodium Tracker averages 4.2 out of 5 from 30 ratings, while Matrix DataSync averages 5.0 from 1 ratings.

### Do Sodium Tracker or Matrix DataSync have ads?

Neither Sodium Tracker nor Matrix DataSync shows ads.

### Which is updated more often, Sodium Tracker or Matrix DataSync?

Sodium Tracker ships an update every 3 weeks, and Matrix DataSync every 3 weeks. Most recently, Sodium Tracker was updated on October 3, 2026 and Matrix DataSync on October 4, 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.*