# CheckAED vs OT

The clearest difference is review sentiment: CheckAED at 50% against OT's 0%. CheckAED also leads on rating (4.0 vs 3.3) and iOS requirement (12.0 vs 16.6). On price, ratings volume, update cadence and ads there is nothing between them.

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

CheckAED holds the better App Store score, 4.0 against 3.3. Both are backed by a comparable volume of ratings — 4 and 8 respectively. Written reviews point the same way: 50% of CheckAED's written reviews are positive against 0% of OT's.

Both ship on a similar rhythm, roughly every 3 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | CheckAED | OT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/checkaed/id895244940/reviews)** | [3.3 (8 ratings)](https://appshunter.io/ios/app/ot-scan-premier-biotech/id1469697732/reviews) |
| Number of ratings | 4 | **8** |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | Free |
| Size | 3 MB | 18 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Check AED](https://appshunter.io/developer/899295349) | [Premier Biotech](https://appshunter.io/developer/1156749920) |

## What reviewers say

### CheckAED

[App page](https://appshunter.io/ios/app/checkaed/id895244940)

This app helps manage and inspect Automated External Defibrillators (AEDs) to ensure they are ready and compliant. It allows users to log routine inspections quickly from their mobile devices, guaranteeing readiness in emergencies.

**Highlights:** Log routine AED inspections, Ensure device compliance, Quick and easy logging, Mobile device access, Manufacturer guideline adherence

**In-app purchases:** none


### OT

[App page](https://appshunter.io/ios/app/ot-scan-premier-biotech/id1469697732)

Streamline drug screening and reporting with this app. It automates result capture and reporting for oral fluid tests, reducing errors and saving time. Securely manage donor consent and integrate with existing systems for efficient data retrieval.

**Highlights:** Automated result capture and reporting, Electronic donor and collector consent, QR code scanning for test-order linkage, Secure data transmission, Role-based access permissions, In-app tutorial and support

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

**In-app purchases:** none


## Frequently asked questions

### Is CheckAED free?

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

### Is OT free?

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

### Which has better reviews, CheckAED or OT?

CheckAED is rated higher. CheckAED averages 4.0 out of 5 from 4 ratings, while OT averages 3.3 from 8 ratings.

### Do CheckAED or OT have ads?

Neither CheckAED nor OT shows ads.

### Which is updated more often, CheckAED or OT?

CheckAED ships an update every 3 months, and OT every 3 months. Most recently, CheckAED was updated on October 24, 2026 and OT on October 24, 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.*