Comparison

MAVLink Telemetry vs DeltaPad

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

Head to head
About

MAVLink Telemetry

Monitor live flight data from MAVLink-compatible drones in real-time. Track altitude, speed, GPS, battery, and more on an interactive map with system health indicators. Ideal for professional drone operators needing field telemetry.

Highlights
  • Real-time MAVLink telemetry via UDP
  • Live map with flight trail tracking
  • Battery, GPS, and RC signal monitoring
  • System health dashboard
  • Flight timer and altitude tracking
  • Demo mode for exploration
Features
Read full description

MAVLink Telemetry gives you real-time flight data from any MAVLink-compatible drone, directly on your iPhone. Built for professional and commercial drone operators who need reliable, at-a-glance telemetry in the field. Live Telemetry Dashboard Monitor altitude, ground speed, vertical speed, GPS coordinates, satellite count, battery level, RC signal strength, and flight mode. Interactive Flight Map Track your drone's live position and flight path on a full-screen map with heads-up telemetry overlay. System Health Monitoring Keep tabs on accelerometer, gyroscope, magnetometer, GPS, and battery status with clear health indicators. Key Features · Real-time MAVLink telemetry via UDP · Live map with flight trail tracking · Battery, GPS, and RC signal monitoring · Flight timer and altitude tracking · System health dashboard · Configurable connection settings · Demo mode to explore the app without a drone Compatibility Works with PX4 and any MAVLink-compatible flight controller over UDP. Default port 14540, configurable in Settings.

About

DeltaPad

Features
Read full description

Paste. Tap. Done. DeltaPad puts 20 essential developer tools in your pocket — from JSON formatting to regex testing, password generation to markdown preview. Every tool produces results in under 100ms. No server. No account. No waiting. 11 FREE TOOLS • JSON Formatter & Validator — syntax highlighting + tree view • Base64 Encode/Decode — URL-safe variant, auto-detect • URL Encode/Decode — component breakdown, query params • UUID Generator — bulk mode, format options, history • Timestamp Converter — Unix ↔ human-readable, timezone picker • Text Case Converter — camelCase, snake_case, UPPER + 6 more • Number Base Converter — DEC/HEX/BIN/OCT with prefix auto-detect • Lorem Ipsum Generator — 3 styles, paragraphs/sentences/words • String Escape/Unescape — JSON, XML, HTML, URL, CSV, regex • Byte Counter — UTF-8/UTF-16 sizes, per-character breakdown • Unix Permissions — symbolic ↔ numeric with interactive toggles 9 PRO TOOLS (one-time purchase) • JWT Decoder — color-coded header/payload/signature, expiry countdown • Regex Tester — live highlighting, capture groups, timeout protection • Hash Generator — MD5, SHA-1, SHA-256, SHA-512 simultaneously • Color Converter — HEX/RGB/HSL with SwiftUI, UIKit & CSS output • Diff Viewer — line-level and character-level highlighting • YAML ↔ JSON Converter — bidirectional with boolean coercion warnings • Password Generator — cryptographically secure, presets, entropy display • HMAC Generator — MD5/SHA1/SHA256/SHA512 with key encoding options • Markdown Preview — live split view, GitHub Flavored, HTML export DESIGNED FOR YOUR WORKFLOW • Clipboard Intelligence — auto-detects JSON, JWT, Base64, URL, YAML & more • Share Extension — share from any app, auto-routes to the right tool • Home Screen & Lock Screen Widgets — UUID, timestamp, quick tools • Deep Links — deltapad://tool/json?input=... for automation • iPad sidebar navigation with full keyboard shortcuts • State preservation — switch tools without losing input BUILT DIFFERENT • 100% offline — no data leaves your device • Sub-100ms response on every tool • Dark mode Tron Grid design • VoiceOver, Dynamic Type, Reduce Motion • One-time PRO purchase — no subscriptions, no ads Built by developers, for developers.

Screenshots

MAVLink Telemetry4 screens
DeltaPad4 screens

Verdict

The call

The clearest difference is in-app purchases: MAVLink Telemetry at none against DeltaPad's 1. MAVLink Telemetry also leads on update cadence (every 2 weeks vs monthly) and iOS requirement (18.0 vs 26.2). DeltaPad's advantage is chart position (#194 vs unranked). On price, ads 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. DeltaPad sells 1 one-off in-app purchase. MAVLink Telemetry asks for nothing beyond the download.

UpkeepUpdate frequency

MAVLink Telemetry ships an update every 2 weeks, DeltaPad monthly. The most recent releases landed on November 7, 2026 and November 9, 2026 respectively.

Scorecard4 real differences · 6 level
MAVLink Telemetry versus DeltaPad: the parameters behind the verdict, then further details
ParameterMAVLink TelemetryDeltaPad
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 2 weeks — betterMonthly
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
Best chart rank—#194 — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.0 — better26.2
Further details — not scored
Size37 MB8 MB
Age rating4+4+
DeveloperRandom Noise StudiosOlof Petterson

In-app purchases

None

MAVLink Telemetry

No in-app purchases

1 purchases

DeltaPad

One-time1
  • DeltaPad PRO$4.99

Questions

Is MAVLink Telemetry free?
MAVLink Telemetry is free to download, with no in-app purchases.
Is DeltaPad free?
DeltaPad is free to download, with in-app purchases available.
Do MAVLink Telemetry or DeltaPad have ads?
Neither MAVLink Telemetry nor DeltaPad shows ads.
Which is updated more often, MAVLink Telemetry or DeltaPad?
MAVLink Telemetry ships an update every 2 weeks, and DeltaPad monthly. Most recently, MAVLink Telemetry was updated on November 7, 2026 and DeltaPad on November 9, 2026.

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