# HORIZON Fluid Analysis Results vs CheckProof

The clearest difference is review sentiment: CheckProof at 100% against HORIZON Fluid Analysis Results's 20%. CheckProof also leads on rating (5.0 vs 2.7) and update cadence (fortnightly vs every 5 months). HORIZON Fluid Analysis Results's advantage is ratings volume (13 vs 2) and iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CheckProof holds the better App Store score, 5.0 against 2.7. That said, the two scores are not equally well evidenced: HORIZON Fluid Analysis Results has 13 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 20% of HORIZON Fluid Analysis Results's written reviews are positive against 100% of CheckProof's.

HORIZON Fluid Analysis Results ships an update every 5 months, CheckProof fortnightly. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | HORIZON Fluid Analysis Results | CheckProof |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (13 ratings)](https://appshunter.io/ios/app/horizon-fluid-analysis-results/id997872632/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/checkproof/id1478261940/reviews)** |
| Number of ratings | **13** | 2 |
| Positive reviews | 20.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 48 MB | 93 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [POLARIS Laboratories LLC](https://appshunter.io/developer/997872631) | [Checkproof AB](https://appshunter.io/developer/974089734) |

## What reviewers say

### HORIZON Fluid Analysis Results

[App page](https://appshunter.io/ios/app/horizon-fluid-analysis-results/id997872632)

Access and act on oil analysis results from anywhere. This app streamlines sample submission, eliminates paperwork, and allows you to manage equipment records and view maintenance recommendations directly on your device.

**Highlights:** Submit sample information faster, Eliminate paperwork, Manage equipment records, View maintenance recommendations, Access full reports as PDFs, Real-time report sorting and management, Customize push notifications

**Features:** macOS Compatibility

**In-app purchases:** none


### CheckProof

[App page](https://appshunter.io/ios/app/checkproof/id1478261940)

This app provides a mobile solution for businesses to create custom checklists, manage deviations, and report on facility assets. It helps ensure quality, safety, and compliance with features like offline mode and customizable reports.

**Highlights:** Customizable checklists with drag-and-drop interface, Deviation handling with photos and user assignment, Offline mode for data collection, Fluid reporting with statistics and Excel export, User permissions and notifications, External API for third-party system integration

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

**In-app purchases:** none


## Frequently asked questions

### Is HORIZON Fluid Analysis Results free?

HORIZON Fluid Analysis Results is free to download, with no in-app purchases.

### Is CheckProof free?

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

### Which has better reviews, HORIZON Fluid Analysis Results or CheckProof?

CheckProof is rated higher. HORIZON Fluid Analysis Results averages 2.7 out of 5 from 13 ratings, while CheckProof averages 5.0 from 2 ratings.

### Do HORIZON Fluid Analysis Results or CheckProof have ads?

Neither HORIZON Fluid Analysis Results nor CheckProof shows ads.

### Which is updated more often, HORIZON Fluid Analysis Results or CheckProof?

HORIZON Fluid Analysis Results ships an update every 5 months, and CheckProof fortnightly. Most recently, HORIZON Fluid Analysis Results was updated on November 1, 2026 and CheckProof on November 3, 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.*