Comparison

KeyVault Studio vs MQTee

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

KeyVault Studio

Features
Read full description

Azure Key Vault, without the portal: KeyVault Studio is the native client for Mac, iPhone and iPad. Your secrets, keys and certificates are well protected in Azure. Managing them just takes too many clicks in the portal. KeyVault Studio turns that into a real Apple app: fast, focused and secured with Face ID / Touch ID. Want to look around first? Demo mode opens the complete app with sample data, no Azure account needed. SECRETS ▸ Create, view, update and delete, every value behind Face ID / Touch ID ▸ Full version history with side-by-side comparison ▸ Content types for JSON, XML, connection strings and API keys ▸ The app warns before anything expires, with thresholds you choose ▸ Copied values clear themselves from the clipboard KEYS ▸ Create RSA, EC and HSM-backed keys ▸ Crypto Playground: encrypt, decrypt, sign, verify, wrap, unwrap ▸ Rotation policies and one-tap rotation ▸ Import from JSON Web Key CERTIFICATES ▸ Issue self-signed and CA-signed certificates ▸ Import PFX/P12 and PEM, export the public certificate or the private key ▸ Manage policies, issuers, contacts and pending operations NETWORKING ▸ Configure the vault firewall, VNet rules and private endpoints ▸ Manage private DNS zones, record sets and VNet links ▸ Approve or reject private endpoint connections VAULTS ▸ Find vaults across all your Subscriptions in seconds ▸ Create a new vault with a guided wizard ▸ Backup and restore, AES-GCM encrypted if you want ▸ Recover or purge soft-deleted vaults and items AI ASSISTANT ▸ Ask questions about your own infrastructure: what expires soon, what is disabled ▸ Runs fully on device if you want: Apple Intelligence or Gemma, no cloud required ▸ Or bring your own key: Claude, OpenAI, Gemini, plus Ollama on your own network ▸ Naming suggestions per Cloud Adoption Framework, subnet and address space planning ▸ The assistant sees names and metadata, never secret values ▸ A visible token budget keeps API costs under control BUILT FOR APPLE PLATFORMS ▸ Mac, iPhone and iPad with the same feature set, tuned per size class ▸ Lightning-fast search across every vault and item, right on the device ▸ Several accounts side by side: Azure Commercial, US Government and China clouds ▸ No middleman servers: the app talks directly to Azure with your Microsoft Entra ID sign-in Bring your own app registration or use the built-in one. Your secrets never leave your device except to Azure.

About

MQTee

A native MQTT 5 client for iOS devices that offers a visual topic tree browser, full MQTT 5.0 support, and iCloud sync for seamless connection management. It allows for multi-tab publishing with syntax highlighting and provides a real-time event log for debugging.

Highlights
  • Native MQTT 5 client
  • Visual topic tree browser
  • Full MQTT 5.0 support
  • iCloud sync for connections
  • Multi-tab publishing with syntax highlighting
  • Real-time event log
  • Apple Shortcuts & Siri integration
Features
Read full description

MQTee is the only native MQTT 5 client for iPhone and iPad. Built in SwiftUI + Rust. No Electron, no lag, no web views. Topic Tree Browser Explore your MQTT topic hierarchy in a visual tree. Search, filter, view payloads inline, and unsubscribe directly from the tree. Color-coded subscriptions make it easy to track multiple data streams at a glance. Full MQTT 5.0 Support Connect with MQTT 3.1.1 or MQTT 5.0. Full support for shared subscriptions, user properties, no-local, retain handling, session expiry, content type, response topics, correlation data, and message expiry intervals. iCloud Sync Your connections sync seamlessly across your iPhone and iPad via iCloud. Credentials are stored securely in iCloud Keychain. Multi-Tab Publishing Open multiple publish tabs per connection. JSON syntax highlighting and payload auto-detection (JSON, XML, hex, plaintext). Real-Time Event Log Structured event log with filtering by level, category, and direction. Debug MQTT workflows in real time. Apple Shortcuts & Siri Automate your MQTT workflows with Apple Shortcuts. Publish messages and read retained values from any app, Siri, or automation. Session Persistence Save subscriptions and message history per connection. Auto-resubscribe when reconnecting. Configurable message limits for memory and disk. Every feature is free. No limits. No paywalls. No feature gating. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

KeyVault Studio4 screens
MQTee3 screens

Verdict

The call

The clearest difference is update cadence: KeyVault Studio at daily against MQTee's every 8 months. 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

KeyVault Studio ships an update daily, MQTee every 8 months. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.

Scorecard1 real difference · 9 level
KeyVault Studio versus MQTee: the parameters behind the verdict, then further details
ParameterKeyVault StudioMQTee
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyDaily — betterEvery 8 months
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, MaciPhone, iPad, Mac
Requires iOS26.026.0
Further details — not scored
Size35 MB12 MB
Age rating4+4+
DeveloperStephan BailFelipe Lima

In-app purchases

None

KeyVault Studio

No in-app purchases

None

MQTee

No in-app purchases

Questions

Is KeyVault Studio free?
KeyVault Studio is free to download, with no in-app purchases.
Is MQTee free?
MQTee is free to download, with no in-app purchases.
Do KeyVault Studio or MQTee have ads?
Neither KeyVault Studio nor MQTee shows ads.
Which is updated more often, KeyVault Studio or MQTee?
KeyVault Studio ships an update daily, and MQTee every 8 months. Most recently, KeyVault Studio was updated on October 31, 2026 and MQTee on October 28, 2026.

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