# DRUIDapp vs IPSDI Exposure Tracker

The clearest difference is rating: IPSDI Exposure Tracker at 4.9 against DRUIDapp's 3.9. IPSDI Exposure Tracker also leads on in-app purchases (none vs 2) and update cadence (every 8 days vs monthly). DRUIDapp's advantage is ratings volume (168 vs 37). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. DRUIDapp sells 2 one-off in-app purchases. IPSDI Exposure Tracker asks for nothing beyond the download.

IPSDI Exposure Tracker holds the better App Store score, 4.9 against 3.9. Both are backed by a comparable volume of ratings — 168 and 37 respectively. Written reviews point the same way: 53% of DRUIDapp's written reviews are positive against 55% of IPSDI Exposure Tracker's.

DRUIDapp ships an update monthly, IPSDI Exposure Tracker every 8 days. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | DRUIDapp | IPSDI Exposure Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (168 ratings)](https://appshunter.io/ios/app/druidapp/id1107595146/reviews) | **[4.9 (37 ratings)](https://appshunter.io/ios/app/ipsdi-exposure-tracker/id1457260349/reviews)** |
| Number of ratings | **168** | 37 |
| Positive reviews | 52.9% of reviews | **55.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 8 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 57 MB | 12 MB |
| Requires iOS | 16.6 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Impairment Science, Inc.](https://appshunter.io/developer/1288634284) | [International Public Safety Data Institute](https://appshunter.io/developer/1457260348) |

## What reviewers say

### DRUIDapp

[App page](https://appshunter.io/ios/app/druidapp/id1107595146)

This app assesses cognitive and motor function impairment using neuroscience-based tests. It offers quick or benchmark assessments to detect impairment from various causes like drugs, alcohol, fatigue, or illness. A workplace version with management controls is also available.

**Highlights:** Cognitive and motor function assessment, 1-minute Rapid Test, 3-minute Benchmark Test, Detects impairment from various causes, Neuroscience-based technology, Workplace management controls available

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DRUID Premium | $1.99 | one-time |
| DRUID Premium | $14.99 | one-time |

**What reviewers like**

- 👍 Useful safety check
- 👍 Good for tracking tiredness
- 👍 Helps identify optimal performance times
- 👍 Useful for long drives
- 👍 Great support

**What reviewers complain about**

- 😞 Monthly fee required
- 😞 Inaccurate with cannabis use
- 😞 Not trusted for impairment detection
- 😞 Baseline scores seem incorrect
- 😞 Inaccessible for paraplegics

**Reported bugs**

- Inconsistent results with cannabis use
- Incorrect baseline scores
- Inaccessible for paraplegic users
- App not loading or working
- Subscription required after initial use

**Requested features**

- Accessibility options for physical disabilities
- Alternative tests for users with physical limitations
- More accurate detection for cannabis users
- Improved accuracy for baseline and impairment detection
- More affordable pricing model


### IPSDI Exposure Tracker

[App page](https://appshunter.io/ios/app/ipsdi-exposure-tracker/id1457260349)

This app helps firefighters meticulously record and track personal exposures encountered during their duties. It offers a streamlined interface to document incidents, ensuring a comprehensive record for future reference. Developed by a public safety data science organization, it focuses on the individual exposure event.

**Highlights:** Track individual exposures, Record incident details, Simplified modern interface, Focus on exposure events, Build personal records

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

**In-app purchases:** none


## Frequently asked questions

### Is DRUIDapp free?

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

### Is IPSDI Exposure Tracker free?

IPSDI Exposure Tracker is free to download, with no in-app purchases.

### Which has better reviews, DRUIDapp or IPSDI Exposure Tracker?

IPSDI Exposure Tracker is rated higher. DRUIDapp averages 3.9 out of 5 from 168 ratings, while IPSDI Exposure Tracker averages 4.9 from 37 ratings.

### Do DRUIDapp or IPSDI Exposure Tracker have ads?

Neither DRUIDapp nor IPSDI Exposure Tracker shows ads.

### Which is updated more often, DRUIDapp or IPSDI Exposure Tracker?

DRUIDapp ships an update monthly, and IPSDI Exposure Tracker every 8 days. Most recently, DRUIDapp was updated on October 23, 2026 and IPSDI Exposure Tracker 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.*