# OnStation vs ACI Certification Verify

The clearest difference is review sentiment: OnStation at 84% against ACI Certification Verify's 0%. OnStation also leads on rating (4.7 vs 2.1) and ratings volume (965 vs 8). ACI Certification Verify's advantage is monetization model (free vs freemium) and update cadence (every 4 days vs every 2 weeks). On price, ads, in-app purchases and device support there is nothing between them.

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

OnStation holds the better App Store score, 4.7 against 2.1. That said, the two scores are not equally well evidenced: OnStation has 965 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 84% of OnStation's written reviews are positive against 0% of ACI Certification Verify's.

OnStation ships an update every 2 weeks, ACI Certification Verify every 4 days. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | OnStation | ACI Certification Verify |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (965 ratings)](https://appshunter.io/ios/app/onstation-digital-stationing/id773501155/reviews)** | [2.1 (8 ratings)](https://appshunter.io/ios/app/aci-certification-verify/id1467421101/reviews) |
| Number of ratings | **965** | 8 |
| Positive reviews | **84.2% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | Freemium | **Free** |
| Size | 179 MB | 55 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [PROJiTECH LLC](https://appshunter.io/developer/773501164) | [American Concrete Institute](https://appshunter.io/developer/506106957) |

## What reviewers say

### OnStation

[App page](https://appshunter.io/ios/app/onstation-digital-stationing/id773501155)

Capture location-based project data, including pictures, chats, and e-tickets, directly from your mobile device. Access project details like station, alignment, and offset instantly on-site. This collaborative platform ensures reliable project records are visible across your organization's dashboard.

**Highlights:** Location-based project records, Instant station, alignment, and offset details, On-site data capture (pictures, chats, e-tickets), Collaborative platform, Organizational dashboard visibility, Project record management

**Features:** Vision Pro support

**In-app purchases:** none


### ACI Certification Verify

[App page](https://appshunter.io/ios/app/aci-certification-verify/id1467421101)

Verify ACI certifications using name or ID. Find the number of certified professionals in a specific area. Access a database of over 400,000 certified individuals.

**Highlights:** Verify by name, Verify by certification ID, Find certified individuals in an area, Access large database of certified professionals

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

**In-app purchases:** none


## Frequently asked questions

### Is OnStation free?

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

### Is ACI Certification Verify free?

ACI Certification Verify is free to download, with no in-app purchases.

### Which has better reviews, OnStation or ACI Certification Verify?

OnStation is rated higher. OnStation averages 4.7 out of 5 from 965 ratings, while ACI Certification Verify averages 2.1 from 8 ratings.

### Do OnStation or ACI Certification Verify have ads?

Neither OnStation nor ACI Certification Verify shows ads.

### Which is updated more often, OnStation or ACI Certification Verify?

OnStation ships an update every 2 weeks, and ACI Certification Verify every 4 days. Most recently, OnStation was updated on October 29, 2026 and ACI Certification Verify 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.*