Conceal Authenticator vs Smoke Tunnel
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Conceal Authenticator
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Conceal Authenticator redefines two‑factor authentication with true decentralization and military‑grade encryption. It’s the world’s first 2FA app that securely backs up your keys directly to the blockchain — no registration, no central servers, no single point of failure. Use Conceal Authenticator just like any standard 2FA app — scan your favorite services’ QR codes to generate secure TOTP codes — and take advantage of our built‑in, decentralized backup options. Recover using your Conceal wallet seed: simple, private, and under your full control. Key Features: Handles by default TOTP SHA1, 6digits, 30 seconds, and also SHA256, SHA512, 7,8 digits, and 60seconds. Local‑only mode — for those who wants to give it a try, before upgrading to blockchain backup. Decentralized blockchain backup — Your keys are stored securely and optionally automatically. Biometric security — Unlock with fingerprint, face recognition or password. Multiple themes, QR scanning, and Future code previews. Share access securely — Whitelist trusted contacts for encrypted 2FA sharing. Built‑in wallet — Access and recover with your Conceal wallet seed. Cost of a transaction (backup entry or permanently deletion) is 0.0111CCX per key. Whether you’re a privacy advocate, crypto user, or security‑minded individual, Conceal Authenticator offers a next‑generation approach to 2FA — decentralized, self‑custodial, and unstoppable. Note: To enable blockchain backup, a small amount of Conceal Network coins (CCX) is required. You can ask friends or family for some, or join the Conceal Network community to get started. ALWAYS MAKE SURE YOU BACKUP YOUR SEED PHRASE WITH CREATION HEIGHT or EXPORT QR CODE, so you can regenerate your wallet and recover you 2FA keys when migrating to a new phone. Powered by the Conceal Network blockchain.
Smoke Tunnel
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SmokeTunnel for iOS is a client implementation of the Smoke Tunnel protocol. It gives developers, administrators and authorized users a focused way to add a configuration and connect to a compatible Smoke Tunnel server deployed independently by them or their organization. SmokeTunnel is not a subscription or connectivity provider. It does not operate a public server network, issue accounts, sell access, provide a server directory or automatically connect to any commercial provider. • Add or import a server configuration • Set the hostname, port and TCP transport • Configure TLS Server Name (SNI) and proxy-routing options • Set DNS and tunnel-interface values • Enable Connect on Demand where supported • Connect directly to the server you selected • Review, copy and clear temporary on-device session diagnostics The client is an implementation of the protocol rather than a hosted connectivity service.
Screenshots
Verdict
The clearest difference is device support: Smoke Tunnel at 4 against Conceal Authenticator's 2. On price, update cadence, ads and in-app purchases 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.
Conceal Authenticator ships an update every 6 months, Smoke Tunnel every 3 months. Both last shipped on October 25, 2026.
| Parameter | Conceal Authenticator | Smoke Tunnel |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 15.1 | 15.0 — better |
| Further details — not scored | ||
| Size | 36 MB | 25 MB |
| Age rating | 4+ | 12+ |
| Developer | Nodes and Bits | iElement B.V |
In-app purchases
Conceal Authenticator
No in-app purchases
Smoke Tunnel
No in-app purchases
Questions
Is Conceal Authenticator free?
Is Smoke Tunnel free?
Do Conceal Authenticator or Smoke Tunnel have ads?
Which is updated more often, Conceal Authenticator or Smoke Tunnel?
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