# SDS Mobile vs Earthworks Assistant

The clearest difference is rating: Earthworks Assistant at 5.0 against SDS Mobile's 3.6. Earthworks Assistant also leads on monetization model (free vs ad-supported). SDS Mobile's advantage is update cadence (every 3 weeks vs every 7 months) and ratings volume (18 vs 2). 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.

Earthworks Assistant holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: SDS Mobile has 18 ratings behind it against 2, so its average is the more settled of the two.

SDS Mobile ships an update every 3 weeks, Earthworks Assistant every 7 months. The most recent releases landed on October 23, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | SDS Mobile | Earthworks Assistant |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (18 ratings)](https://appshunter.io/ios/app/sds-mobile/id467738315/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/earthworks-assistant/id1598030549/reviews)** |
| Number of ratings | **18** | 2 |
| Positive reviews | 53.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 7 months |
| Monetization | Ad-supported | **Free** |
| Size | 101 MB | 43 MB |
| Requires iOS | 15.5 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KHA, Online-MSDS](https://appshunter.io/developer/467738319) | [Trimble Inc.](https://appshunter.io/developer/322561665) |

## What reviewers say

### SDS Mobile

[App page](https://appshunter.io/ios/app/sds-mobile/id467738315)

Access an extensive database of safety data sheets (SDS) and material safety data sheets (MSDS) on your mobile device. Quickly search for products using barcode scanning, view detailed chemical information, and respond effectively during emergencies. Share SDS documents via various communication channels.

**Highlights:** Access to industry-leading SDS/MSDS database, Barcode scanning for product search, Unlimited SDS viewing and searching, "My Favorites" binder for frequently used SDS, Share SDS via fax, email, text, and social media, GHS-compliant SDS

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

**In-app purchases:** none


### Earthworks Assistant

[App page](https://appshunter.io/ios/app/earthworks-assistant/id1598030549)

This app provides on-demand assistance for machine operators using Trimble Earthworks. Access documentation, instructional videos, and context-sensitive help offline or online to improve site productivity.

**Highlights:** Context-sensitive QR code access, Documentation for multiple versions, Offline content access, Instructional videos, Boost site productivity

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SDS Mobile free?

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

### Is Earthworks Assistant free?

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

### Which has better reviews, SDS Mobile or Earthworks Assistant?

Earthworks Assistant is rated higher. SDS Mobile averages 3.6 out of 5 from 18 ratings, while Earthworks Assistant averages 5.0 from 2 ratings.

### Do SDS Mobile or Earthworks Assistant have ads?

Neither SDS Mobile nor Earthworks Assistant shows ads.

### Which is updated more often, SDS Mobile or Earthworks Assistant?

SDS Mobile ships an update every 3 weeks, and Earthworks Assistant every 7 months. Most recently, SDS Mobile was updated on October 23, 2026 and Earthworks Assistant on October 15, 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.*