# CCPS PSIE vs LINKmobile

The clearest difference is rating: LINKmobile at 4.3 against CCPS PSIE's 2.3. LINKmobile also leads on update cadence (monthly vs every 3 months). CCPS PSIE's advantage is review sentiment (33% vs 0%) and iOS requirement (12.4 vs 14.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

LINKmobile holds the better App Store score, 4.3 against 2.3. Both are backed by a comparable volume of ratings — 6 and 11 respectively. Written reviews complicate that: 33% of CCPS PSIE's written reviews are positive against 0% of LINKmobile's, so the app with the better star average is not the one people write more warmly about.

CCPS PSIE ships an update every 3 months, LINKmobile monthly. The most recent releases landed on September 13, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | CCPS PSIE | LINKmobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (6 ratings)](https://appshunter.io/ios/app/ccps-psie/id1219287652/reviews) | **[4.3 (11 ratings)](https://appshunter.io/ios/app/linkmobile/id1475663354/reviews)** |
| Number of ratings | 6 | **11** |
| Positive reviews | **33.3% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | Free |
| Size | 35 MB | 130 MB |
| Requires iOS | **12.4** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AIChE](https://appshunter.io/developer/726639920) | [Houston Area Safety Council Inc](https://appshunter.io/developer/1462593739) |

## What reviewers say

### CCPS PSIE

[App page](https://appshunter.io/ios/app/ccps-psie/id1219287652)

This application guides users through evaluating chemical incidents against safety indicators. It features questionnaires for incident evaluation and severity weighting, along with a chemical database. Users can save, email, or print final reports.

**Highlights:** Incident evaluation questionnaire, Severity weighting questionnaire, Chemical and mixtures database, Custom chemical management, Report saving and emailing, Tier 1/Tier 2 PSE Criteria determination

**Features:** macOS Compatibility

**In-app purchases:** none


### LINKmobile

[App page](https://appshunter.io/ios/app/linkmobile/id1475663354)

This app provides a connected worker portal for visitors, contractors, and owners. Users can access digital badges, receive real-time alerts for training and health services, and utilize campus maps. It facilitates personnel training registration and tracking, as well as site entry verification.

**Highlights:** Digital badge access, Real-time training alerts, Occupational health service access, Campus maps and quick facts, Personnel training registration, Site entry verification

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CCPS PSIE free?

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

### Is LINKmobile free?

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

### Which has better reviews, CCPS PSIE or LINKmobile?

LINKmobile is rated higher. CCPS PSIE averages 2.3 out of 5 from 6 ratings, while LINKmobile averages 4.3 from 11 ratings.

### Do CCPS PSIE or LINKmobile have ads?

Neither CCPS PSIE nor LINKmobile shows ads.

### Which is updated more often, CCPS PSIE or LINKmobile?

CCPS PSIE ships an update every 3 months, and LINKmobile monthly. Most recently, CCPS PSIE was updated on September 13, 2026 and LINKmobile on June 1, 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.*