Terrepin vs MQTT Commander
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Terrepin
Create and manage custom maps with multiple pins, notes, and georeferenced image overlays. Organize locations into separate collections and share them easily. Integrates with Siri Shortcuts for advanced automation.
- Multiple pin customization
- Separate map collections
- Share locations from Maps app
- Siri Shortcuts integration
- Georeferenced image overlay
- List view for pins
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Have you ever wanted to mark more than one location at a time on a map? Ever wanted to customize the markers or store extra info with them? Keep multiple separate collections of pins on a map? You can do all that and more with Terrepin. Terrepin lets you create maps of whatever you want. You can even share marked locations from the Maps app directly into a Terrepin map! You can view all your pins on a map or in a handy list view that lets you see them all at once. With Siri Shortcuts support, you can use Terrepin maps in your shortcuts, opening up a whole world of new possibilities. You can overlay georeferenced images (GeoTIFF format is suggested) on top of the default map data, allowing you to import a wide variety of map imagery for use in Terrepin. You can also crop the images you import to the size you want. Ideal for: - Outdoor activities - mark hiking trails, fishing spots, etc - Marking points of interest - interesting buildings, signs, etc - Planning a trip - Keeping track of more than one location at a time - Viewing georeferenced images - topographic maps, etc - Much more!
MQTT Commander
Monitor your MQTT broker's activity in real-time with live topic updates and detailed payload inspection. Visualize data trends, manage messages, and publish new ones with advanced options. Troubleshoot connection issues with a guided diagnostic tool.
- Live topic tree with values
- Detailed payload inspection with sparklines
- Pinned topics as live tiles
- Message logging and filtering
- Publishing messages with QoS and retain
- 13-stage connection diagnostic tool
- Privacy-focused data handling
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Connect to your broker and the topic tree fills in within seconds, with the latest value next to each topic. Tap one to see the value in large type, a sparkline of how it moved, and the JSON split field by field. FOUR SCREENS, ONE JOB EACH • Topics: the tree of what your broker publishes, with filters for what changes, what is retained, what you pinned • Board: pinned topics as live tiles, so one look tells you the greenhouse sits at 21.4 °C and the pump went quiet 6 minutes ago • Log: messages in order, with presets for errors, your own publishes and retained values • Publish: a topic, a payload, Send. QoS, retain, content type and expiry sit one tap away USE IT TO • Watch Home Assistant, Zigbee2MQTT, Mosquitto and ESPHome without opening a laptop • Find the topic a new device announced itself on • Read a JSON payload by field and compare it with the message before • Send a test message and see what the broker answers, including a refusal • Clear a retained payload that keeps coming back WHEN IT WON'T CONNECT Connection Doctor walks the connection in 13 stages and names the one that failed: DNS, TCP, TLS handshake, certificate chain, expiry, hostname, ALPN and SNI, CONNACK, authentication, protocol version, and a write test against the broker ACL. You get the stage, the reason and what to change, instead of a red banner. PRIVACY Values that look like tokens, passwords or keys stay behind a tap. Exported logs carry hashed topics and metadata, no payloads. Anonymous crash and usage diagnostics are on by default and switch off in Settings. No ad tracking, no data sold. PRO The app is free: watch topics, read payloads, publish with QoS and retain, run the Connection Doctor, pin five topics to the Board. Pro is a one-time unlock with no subscription, and it covers the part that runs while you look elsewhere: widgets on the Lock Screen and Home Screen, pins without a limit, history that survives a restart, whole-broker discovery, more broker profiles, one certificate reused across every broker, saved commands with Siri and Shortcuts, log export as CSV or JSON, and the full Doctor report to share. Bought the paid app before it went free? You keep Pro at no cost. WORKS WITH Home Assistant, Mosquitto, Zigbee2MQTT, ESPHome, Node-RED, ESP32 and ESP8266, and any broker speaking MQTT 3.1.1 or 5.0 over TCP, TLS, mTLS or WebSocket. REQUIREMENTS • iOS 17 or later, iPhone and iPad • Local Network access for brokers on your LAN Demo mode lets you look around before you connect anything.
Screenshots
Verdict
The clearest difference is update cadence: MQTT Commander at every 5 days against Terrepin's every 8 months. MQTT Commander also leads on rating (5.0 vs 4.8). Terrepin's advantage is monetization model (free vs freemium) and ratings volume (6 vs 1). 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.
MQTT Commander holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Terrepin has 6 ratings behind it against 1, so its average is the more settled of the two.
Terrepin ships an update every 8 months, MQTT Commander every 5 days. The most recent releases landed on October 2, 2026 and October 4, 2026 respectively.
| Parameter | Terrepin | MQTT Commander |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (6 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 6 — better | 1 |
| Update frequency | Every 8 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 38 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Nathan Reed | Vladimir Chemeris |
Customer experience
Terrepin
MQTT Commander
In-app purchases
Terrepin
No in-app purchases
MQTT Commander
No in-app purchases









