# Linear Mobile vs KS Keychain

The clearest difference is rating: Linear Mobile at 4.8 against KS Keychain's 3.7. Linear Mobile also leads on ratings volume (2.2K vs 6) and update cadence (weekly vs every 3 weeks). KS Keychain's advantage is iOS requirement (16.6 vs 18.0). On price, review sentiment, ads and in-app purchases there is nothing between them.

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

Linear Mobile holds the better App Store score, 4.8 against 3.7. That said, the two scores are not equally well evidenced: Linear Mobile has 2.2K ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 57% of Linear Mobile's written reviews are positive against 50% of KS Keychain's.

Linear Mobile ships an update weekly, KS Keychain every 3 weeks. The most recent releases landed on October 15, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Linear Mobile | KS Keychain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (2.2K ratings)](https://appshunter.io/ios/app/linear-mobile/id1645587184/reviews)** | [3.7 (6 ratings)](https://appshunter.io/ios/app/ks-keychain/id6463868580/reviews) |
| Number of ratings | **2.2K** | 6 |
| Positive reviews | **56.8% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 175 MB | 86 MB |
| Requires iOS | 18.0 | **16.6** |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Linear](https://appshunter.io/developer/1459672537) | [Salto CloudWorks B.V.](https://appshunter.io/developer/751061990) |

## What reviewers say

### Linear Mobile

[App page](https://appshunter.io/ios/app/linear-mobile/id1645587184)

Manage your product development workflows on the go. This mobile companion allows you to file issues, track projects, and update important documents from anywhere, ensuring you stay connected to your team's progress.

**Highlights:** File issues on-the-go, Stay updated on work streams, Instant notifications, Update issues and projects remotely, Companion to desktop app

**In-app purchases:** none

**What reviewers like**

- 👍 Clean and clear interface
- 🚀 Smooth and fast performance
- 💡 Thoughtful and intuitive UX
- 🚀 Efficient workflow
- 👍 Helpful mobile experience

**What reviewers complain about**

- 🐛 Sign-in with Google issues
- 🔍 Limited search and filtering options
- 📱 Missing some features from web/desktop app
- 📜 Difficult to navigate long issue lists

**Reported bugs**

- Sign in with Google not working properly
- Scrolling issues when navigating issue lists

**Requested features**

- Drag and drop to rearrange tasks
- Ability to modify documents
- Vim mode
- Widgets for iOS


### KS Keychain

[App page](https://appshunter.io/ios/app/ks-keychain/id6463868580)

This app acts as a digital key, allowing users to store and access their digital keys for instant entry. It offers a streamlined interface for managing keys and profile settings, with a focus on quick access via Bluetooth. A widget enhances the user experience for ultimate convenience.

**Highlights:** Store digital keys, Instant access via Bluetooth, Digital Key Widget, Streamlined UI, Manage profile and settings

**Features:** macOS Compatibility, Apple Wallet, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Linear Mobile free?

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

### Is KS Keychain free?

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

### Which has better reviews, Linear Mobile or KS Keychain?

Linear Mobile is rated higher. Linear Mobile averages 4.8 out of 5 from 2.2K ratings, while KS Keychain averages 3.7 from 6 ratings.

### Do Linear Mobile or KS Keychain have ads?

Neither Linear Mobile nor KS Keychain shows ads.

### Which is updated more often, Linear Mobile or KS Keychain?

Linear Mobile ships an update weekly, and KS Keychain every 3 weeks. Most recently, Linear Mobile was updated on October 15, 2026 and KS Keychain on October 2, 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.*