OSH vs Luma SSH
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
OSH
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OSH turns your iPhone into a hardware-backed approver for zero-trust SSH access. Instead of long-lived SSH keys scattered across laptops, your team's gateway issues short-lived SSH certificates only after a human approves each request. OSH is where that approval happens ā on a device you carry, protected by Face ID and the Secure Enclave. HOW IT WORKS ⢠Enroll your device by scanning the gateway's QR code. ⢠When someone requests SSH access, OSH shows you who, what, and where. ⢠Approve or deny with Face ID. Your approval is signed by a key that lives only in the Secure Enclave. ⢠The gateway issues a short-lived certificate ā no standing keys, no shared secrets. WHY IT'S SECURE ⢠The signing key is generated inside the Secure Enclave and is non-exportable ā it can never leave your iPhone. ⢠Every approval requires biometric authentication. ⢠OSH connects only to the gateway you configure. It has no analytics, no trackers, no ads, and no third-party SDKs. FOR TEAMS ⢠Role-aware: signers, admins, and root see the controls appropriate to them. ⢠Review access rules, approval history, and gateway logs from the app. OSH requires a compatible zero-trust SSH gateway to connect to. If your organization doesn't run one yet, contact us at ad@openlay.com.
Luma SSH
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Luma is a lightweight SSH and SFTP client designed for managing remote systems from your iPhone or iPad. Connect to servers through a responsive mobile terminal, organize frequently used hosts, securely manage credentials, and transfer files without switching between multiple apps. FEATURES ⢠Secure SSH terminal sessions ⢠Saved hosts with groups, favorites, tags, and search ⢠Quick Connect for one-time connections ⢠SFTP file browsing, uploads, and downloads ⢠Create, rename, and remove remote files and folders ⢠Reusable command snippets with customizable variables ⢠Encrypted storage for private keys and passphrases ⢠Host-key verification and changed-key warnings ⢠Automatic reconnection for interrupted sessions ⢠Optional end-to-end encrypted configuration sync ⢠Encrypted backup and restore ⢠Light and dark appearance options YOUR DATA, YOUR CONTROL Luma does not require a Luma account or a paid cloud service. Sensitive credentials are encrypted on your device. Optional synchronization is end-to-end encrypted before your configuration leaves the device. Whether you maintain a home server, administer remote infrastructure, or need terminal access while away from your computer, Luma keeps your essential SSH tools close at hand. Luma is open-source software.
Screenshots
Verdict
The clearest difference is update cadence: OSH at weekly against Luma SSH's every 3 weeks. Luma SSH's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.0). On price, ads and in-app purchases there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
OSH ships an update weekly, Luma SSH every 3 weeks. The most recent releases landed on September 30, 2026 and October 2, 2026 respectively.
| Parameter | OSH | Luma SSH |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly ā better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone, iPad, iPod ā better |
| Requires iOS | 18.0 | 15.0 ā better |
| Further details ā not scored | ||
| Size | 4 MB | 34 MB |
| Age rating | 4+ | 4+ |
| Developer | Open layer technologies L.L.C S.O.C | OLIVER LIAM FLYNN |
In-app purchases
OSH
No in-app purchases
Luma SSH
No in-app purchases









