# SampleManager Mobile vs O3 ONField

The clearest difference is update cadence: O3 ONField at fortnightly against SampleManager Mobile's every 13 months. O3 ONField also leads on device support (3 vs 1). SampleManager Mobile's advantage is iOS requirement (8.0 vs 15.0). On price, rating, ratings volume 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.

On the App Store both sit at effectively the same score — 5.0 for SampleManager Mobile against 5.0 for O3 ONField. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

SampleManager Mobile ships an update every 13 months, O3 ONField fortnightly. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | SampleManager Mobile | O3 ONField |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/samplemanager-mobile/id1122642234/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/o3-onfield/id6748837231/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 160 MB | 34 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Thermo Fisher Scientific](https://appshunter.io/developer/407517076) | [O3 Solutions](https://appshunter.io/developer/1449739669) |

## What reviewers say

### SampleManager Mobile

[App page](https://appshunter.io/ios/app/samplemanager-mobile/id1122642234)

Connect to a laboratory information management system from your mobile device. Enter results, manage samples, and execute lab tasks from the lab or the field. Utilizes your device's camera for barcode scanning and photo uploads.

**Highlights:** Result entry and authorization by test, Result entry and authorization by sample, Receive and move samples, Create and execute lab execution tasks, Barcode scanning via device camera, Upload photos as file results, Configurable language support

**In-app purchases:** none


### O3 ONField

[App page](https://appshunter.io/ios/app/o3-onfield/id6748837231)

Manage capital projects directly from your mobile device. This app supports industry-leading practices like Advanced Work Packaging (AWP), Agile, and Lean to boost team performance from planning to startup. It enables key workflows, such as IWP progressing, even when offline, ensuring productivity in low-connectivity jobsite environments.

**Highlights:** Mobile capital project management, Advanced Work Packaging (AWP) support, Agile and Lean methodologies, Offline IWP progressing, Jobsite productivity tools

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

**In-app purchases:** none


## Frequently asked questions

### Is SampleManager Mobile free?

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

### Is O3 ONField free?

O3 ONField is free to download, with no in-app purchases.

### Which has better reviews, SampleManager Mobile or O3 ONField?

SampleManager Mobile and O3 ONField are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do SampleManager Mobile or O3 ONField have ads?

Neither SampleManager Mobile nor O3 ONField shows ads.

### Which is updated more often, SampleManager Mobile or O3 ONField?

SampleManager Mobile ships an update every 13 months, and O3 ONField fortnightly. Most recently, SampleManager Mobile was updated on November 2, 2026 and O3 ONField on October 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*