# STOiQ vs ExxonMobil PSMS

The clearest difference is rating: STOiQ at 5.0 against ExxonMobil PSMS's 3.9. STOiQ also leads on iOS requirement (12.0 vs 18.5). ExxonMobil PSMS's advantage is update cadence (every 4 months vs every 15 months) and ratings volume (19 vs 4). 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.

STOiQ holds the better App Store score, 5.0 against 3.9. Both are backed by a comparable volume of ratings — 4 and 19 respectively.

STOiQ ships an update every 15 months, ExxonMobil PSMS every 4 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | STOiQ | ExxonMobil PSMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/stoiq/id1565748632/reviews)** | [3.9 (19 ratings)](https://appshunter.io/ios/app/exxonmobil-psms/id6479717943/reviews) |
| Number of ratings | 4 | **19** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 4 months** |
| Monetization | Free | Free |
| Size | 36 MB | 178 MB |
| Requires iOS | **12.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Stead Global, LLC](https://appshunter.io/developer/1467887198) | [Exxon Mobil Corporation](https://appshunter.io/developer/528788995) |

## What reviewers say

### STOiQ

[App page](https://appshunter.io/ios/app/stoiq/id1565748632)

This application helps manage your STO events. It provides a suite of tools for event organization and oversight. Streamline your event planning and execution with this business-focused solution.

**Highlights:** STO event management, Event suite, Business application, Event organization tools

**Features:** macOS Compatibility

**In-app purchases:** none


### ExxonMobil PSMS

[App page](https://appshunter.io/ios/app/exxonmobil-psms/id6479717943)

This app provides field workers with essential references to enhance safety management and reduce workplace injuries. It incorporates human performance concepts and promotes effective safety engagement to reinforce a culture of care and leadership.

**Highlights:** Safety checks on safeguards, Human performance concepts, Effective safety engagement, Workforce safety capability, Leadership expectations, Field worker references

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

**In-app purchases:** none


## Frequently asked questions

### Is STOiQ free?

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

### Is ExxonMobil PSMS free?

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

### Which has better reviews, STOiQ or ExxonMobil PSMS?

STOiQ is rated higher. STOiQ averages 5.0 out of 5 from 4 ratings, while ExxonMobil PSMS averages 3.9 from 19 ratings.

### Do STOiQ or ExxonMobil PSMS have ads?

Neither STOiQ nor ExxonMobil PSMS shows ads.

### Which is updated more often, STOiQ or ExxonMobil PSMS?

STOiQ ships an update every 15 months, and ExxonMobil PSMS every 4 months. Most recently, STOiQ was updated on October 24, 2026 and ExxonMobil PSMS 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.*