# SupplementApp vs Compatibility

The clearest difference is in-app purchases: SupplementApp at none against Compatibility's 2. SupplementApp also leads on iOS requirement (12.0 vs 16.6). Compatibility's advantage is update cadence (every 2 weeks vs every 10 months) and rating (3.9 vs 3.7). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Compatibility sells 2 in-app purchases, starting at $1.99 per month. SupplementApp asks for nothing beyond the download.

Compatibility holds the better App Store score, 3.9 against 3.7. Both are backed by a comparable volume of ratings — 6 and 11 respectively. Written reviews point the same way: 50% of SupplementApp's written reviews are positive against 60% of Compatibility's.

SupplementApp ships an update every 10 months, Compatibility every 2 weeks. Both last shipped on October 10, 2026.

## The numbers

| Metric | SupplementApp | Compatibility |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (6 ratings)](https://appshunter.io/ios/app/supplementapp/id1612971376/reviews) | **[3.9 (11 ratings)](https://appshunter.io/ios/app/compatibility-vitamin/id6471350845/reviews)** |
| Number of ratings | 6 | **11** |
| Positive reviews | 50.0% of reviews | **60.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 weeks** |
| Monetization | **Free** | Freemium |
| Size | 27 MB | 62 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Srinath Venkatesh](https://appshunter.io/developer/1612971378) | [Ivan Akimov](https://appshunter.io/developer/1715134273) |

## What reviewers say

### SupplementApp

[App page](https://appshunter.io/ios/app/supplementapp/id1612971376)

This app helps users track mood, food, water, supplements, and exercise to optimize physical and mental health. It also provides access to research on dietary supplements.

**Highlights:** Mood tracking, Food and water intake logging, Supplement tracking, Exercise logging, Access to peer-reviewed research

**Features:** macOS Compatibility

**In-app purchases:** none


### Compatibility

[App page](https://appshunter.io/ios/app/compatibility-vitamin/id6471350845)

This app helps you create a safe and effective vitamin and mineral intake schedule by considering their compatibility and antagonism. It optimizes absorption by timing intakes correctly and provides an informative database for each nutrient.

**Highlights:** Personalized intake schedule, Optimized nutrient absorption, Informational vitamin database, Intuitive diet planning interface, Minimizes antagonistic reactions

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Annual Subscription | $8.99 | per year |


## Frequently asked questions

### Is SupplementApp free?

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

### Is Compatibility free?

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

### Which has better reviews, SupplementApp or Compatibility?

Compatibility is rated higher. SupplementApp averages 3.7 out of 5 from 6 ratings, while Compatibility averages 3.9 from 11 ratings.

### Do SupplementApp or Compatibility have ads?

Neither SupplementApp nor Compatibility shows ads.

### Which is updated more often, SupplementApp or Compatibility?

SupplementApp ships an update every 10 months, and Compatibility every 2 weeks. Most recently, SupplementApp was updated on October 10, 2026 and Compatibility on October 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*