# 30 CFR by LawStack vs SDS Mobile

30 CFR by LawStack and SDS Mobile both sit at 3.7 stars, but that hides the real split: 89% of 30 CFR by LawStack's written reviews are positive against 53% of SDS Mobile's. 30 CFR by LawStack also leads on iOS requirement (9.0 vs 15.5). SDS Mobile's advantage is in-app purchases (none vs 2) and update cadence (every 3 weeks vs every 2 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. 30 CFR by LawStack sells 2 one-off in-app purchases. SDS Mobile asks for nothing beyond the download.

30 CFR by LawStack holds the better App Store score, 3.7 against 3.6. Both are backed by a comparable volume of ratings — 7 and 18 respectively. Written reviews point the same way: 89% of 30 CFR by LawStack's written reviews are positive against 53% of SDS Mobile's.

30 CFR by LawStack ships an update every 2 months, SDS Mobile every 3 weeks. Both last shipped on October 23, 2026.

## The numbers

| Metric | 30 CFR by LawStack | SDS Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (7 ratings)](https://appshunter.io/ios/app/30-cfr-by-lawstack/id325716756/reviews)** | [3.6 (18 ratings)](https://appshunter.io/ios/app/sds-mobile/id467738315/reviews) |
| Number of ratings | 7 | **18** |
| Positive reviews | **88.9% of reviews** | 53.1% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 79 MB | 101 MB |
| Requires iOS | **9.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tekk Innovations LLC](https://appshunter.io/developer/320464672) | [KHA, Online-MSDS](https://appshunter.io/developer/467738319) |

## What reviewers say

### 30 CFR by LawStack

[App page](https://appshunter.io/ios/app/30-cfr-by-lawstack/id325716756)

Access the complete Title 30 Code of Federal Regulations (CFR) for Mineral Resources offline. This app allows for bookmarking, highlighting, note-taking, and full-text searching. Share content easily with colleagues.

**Highlights:** Complete Title 30 CFR offline, Custom bookmarks, highlighting, and notes, Full-text and advanced search, Email and share content, Includes all tables and images, Free trial

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30 CFR - 3 Months | $14.99 | one-time |
| 30 CFR - 1 Year | $99.99 | one-time |


### 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


## Frequently asked questions

### Is 30 CFR by LawStack free?

30 CFR by LawStack is free to download, with in-app purchases available.

### Is SDS Mobile free?

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

### Which has better reviews, 30 CFR by LawStack or SDS Mobile?

30 CFR by LawStack is rated higher. 30 CFR by LawStack averages 3.7 out of 5 from 7 ratings, while SDS Mobile averages 3.6 from 18 ratings.

### Do 30 CFR by LawStack or SDS Mobile have ads?

Neither 30 CFR by LawStack nor SDS Mobile shows ads.

### Which is updated more often, 30 CFR by LawStack or SDS Mobile?

30 CFR by LawStack ships an update every 2 months, and SDS Mobile every 3 weeks. Most recently, 30 CFR by LawStack was updated on October 23, 2026 and SDS Mobile on October 23, 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.*