# Preclarus vs FuelIQX

The clearest difference is in-app purchases: Preclarus at none against FuelIQX's 2. Preclarus also leads on iOS requirement (13 vs 15.1). FuelIQX's advantage is update cadence (weekly vs every 11 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. FuelIQX sells 2 in-app purchases, starting at $9.99 per month. Preclarus asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Preclarus against 5.0 for FuelIQX. Both are backed by a comparable volume of ratings — 6 and 8 respectively.

Preclarus ships an update every 11 months, FuelIQX weekly. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Preclarus | FuelIQX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (6 ratings)](https://appshunter.io/ios/app/preclarus/id1402627522/reviews) | [5.0 (8 ratings)](https://appshunter.io/ios/app/fueliqx/id6801315582/reviews) |
| Number of ratings | 6 | **8** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Weekly** |
| Monetization | **Free** | Freemium |
| Size | 27 MB | 42 MB |
| Requires iOS | **13** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Pharmaceutical Product Development, LLC](https://appshunter.io/developer/1402627521) | [Uma Ayyala](https://appshunter.io/developer/6801315584) |

## What reviewers say

### Preclarus

[App page](https://appshunter.io/ios/app/preclarus/id1402627522)

Manage clinical trials on the go with this mobile portal. Review test results, manage subject registration, track shipments, and order supplies. It offers full real-time data integration with the web version.

**Highlights:** Test results review with graphing, Alert review and query resolution, Subject registration, Specimen accessioning, Shipment and specimen tracking, Supply ordering and inventory management, Real-time web integration

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

**In-app purchases:** none


### FuelIQX

[App page](https://appshunter.io/ios/app/fueliqx/id6801315582)

This app uses AI vision to quickly scan and log meals, providing detailed nutritional breakdowns. It helps users set and achieve fitness goals with personalized plans and progress tracking. Users can also connect with a team for shared training and challenges.

**Highlights:** AI-powered meal scanning, Comprehensive food database, Personalized macro goals, AI coaching for fitness plans, Progress tracking and milestones, Team training and challenges, Ad-free and privacy-focused

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FuelIQX Premium Monthly | $9.99 | per month |
| FuelIQX Premium Yearly | $59.99 | per year |


## Frequently asked questions

### Is Preclarus free?

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

### Is FuelIQX free?

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

### Which has better reviews, Preclarus or FuelIQX?

Preclarus and FuelIQX are both rated 5.0 out of 5 on the App Store, from 6 and 8 ratings respectively.

### Do Preclarus or FuelIQX have ads?

Neither Preclarus nor FuelIQX shows ads.

### Which is updated more often, Preclarus or FuelIQX?

Preclarus ships an update every 11 months, and FuelIQX weekly. Most recently, Preclarus was updated on November 2, 2026 and FuelIQX on November 6, 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.*