LNK Chats vs Mobile Digital Secure
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LNK Chats
A secure messaging application focused on user privacy. It offers end-to-end encryption to ensure conversations are only readable by participants, with no third-party access or data tracking.
- End-to-end encryption
- Private conversations
- No third-party access
- No data tracking
- Ad-free experience
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Lock & Key Chats is a simple, secure messaging app designed to protect your privacy. With end-to-end encryption, only you and your recipient can read your messages—no third parties, no ads, no data tracking. Stay connected with confidence, knowing your conversations are truly private.
Mobile Digital Secure
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Mobile Digital Secure chat provides its users to securely chat with other users within the same company under different hierarchy with end to end encryption of messages. Incident reporting is available for the users to report any incident and follow up with comments. Secure TR can be shared to specific users. Messages with self expiry time can also be forwarded to users.
Screenshots
Verdict
The clearest difference is update cadence: LNK Chats at every 9 days against Mobile Digital Secure's every 6 months. Mobile Digital Secure's advantage is iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
LNK Chats ships an update every 9 days, Mobile Digital Secure every 6 months. The most recent releases landed on June 1, 2026 and September 14, 2026 respectively.
| Parameter | LNK Chats | Mobile Digital Secure |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 9 days — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 24 MB | 43 MB |
| Age rating | 4+ | 4+ |
| Developer | Javier Gomez | WESTIXX PTE. LTD. |
In-app purchases
LNK Chats
No in-app purchases
Mobile Digital Secure
No in-app purchases
Questions
Is LNK Chats free?
Is Mobile Digital Secure free?
Do LNK Chats or Mobile Digital Secure have ads?
Which is updated more often, LNK Chats or Mobile Digital Secure?
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