OBD2 Scanner + Engine Sound vs Control Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OBD2 Scanner + Engine Sound
Monitor your car's engine performance and hear its sound in real-time. Customize your dashboard with various widgets and track your drives with detailed maps and trip data. Offers a demo mode and optional Pro features for an enhanced experience.
- Real-time OBD2 data display
- Engine sound simulation based on RPM
- Customizable dashboard with widgets
- Trip computer and fuel economy tracking
- Speed and RPM on map view
- HUD mode for windshield projection
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See — and hear — your car in real time. Connect an ELM327 Bluetooth (BLE) adapter and the app turns live OBD2 data into a fast, modern dashboard: RPM, speed, coolant, throttle, fuel, and every sensor your vehicle supports, auto-detected. No subscription. Ever. WHAT MAKES IT DIFFERENT • A genuinely modern interface — not the dated look of most OBD apps • A one-of-a-kind engine-sound simulation driven by your real RPM • Speed and RPM drawn on the map, color-coded (satellite view included) • Buy once for Pro — no monthly fees, unlike many scanners BUILD YOUR OWN DASHBOARD Mix and match four widget types — digital tiles, analog needle gauges, live charts, and the trip map — then reorder them into your own instrument screen. A mirrored HUD mode projects your speed onto the windshield at night. FIVE FOCUSED TABS • Dashboard — your own widget layout, plus HUD mode • Data — every live sensor, overlaid or separate charts, CSV export (long or spreadsheet-friendly wide format) • Drive — trip computer with fuel economy, the color-coded track map, a G-force ball, and 0–100 timing • Engine Sound — procedural sound that follows your real RPM (all presets free) • Tools — adapter info and communication log FREE INCLUDES Live data, the dashboard, track map, trip computer, HUD, and engine sound — free, with a small banner ad. PRO (ONE-TIME PURCHASE, OPTIONAL) • Unlimited CSV logging • Save your 0–100 and G-force runs • Remove ads Prefer just no ads? A cheaper ad-removal-only purchase is also available. NO ACCOUNT NEEDED Your vehicle data comes straight from the ELM327 adapter over Bluetooth and is processed on your device — there is no developer server collecting it. The free version shows ads served by Google's ad SDK (buy Ad Removal or Pro and no ads are shown). Try it with no hardware using the built-in demo mode. REQUIRES an ELM327-compatible Bluetooth LE (BLE) OBD2 adapter and a vehicle with an OBD2 port (most cars sold since 2008). SUPPORT Questions or ideas? Contact: support@takasawadynamics.com
Control Pro
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Control Pro turns your iPhone or iPad into a fast, precise remote control for your Mac — trackpad, keyboard, and a live screen mirror, all over your local Wi-Fi network. CONTROL YOUR MAC FROM ANYWHERE IN THE ROOM • Smooth relative trackpad with tap, drag, two-finger scroll, and right-click gestures • Three-finger swipes for Spaces, Mission Control, and App Exposé; four-finger tap for the app switcher • Full keyboard input, including modifiers, function keys, and Unicode text LIVE SCREEN MIRRORING • Watch your Mac's screen live on your iPhone or iPad at up to 60 fps • Hear your Mac's system audio streamed alongside the mirror, with a one-tap mute • Touch the mirrored screen directly, or switch to mouse mode for pixel-precise control • Latency-first design: the stream stays live instead of drifting seconds behind BUILT FOR SPEED AND PRIVACY • Everything stays on your local network — no cloud, no accounts, no tracking • TLS-encrypted connections with one-time pairing codes • Adaptive quality that recovers automatically on busy networks • Live latency badge so you always know your connection quality EASY SETUP 1. Install the free Control Pro host app on your Mac 2. Open Control Pro on your iPhone or iPad — your Mac appears automatically 3. Enter the pairing code shown on your Mac, and you're connected Control Pro requires the companion Mac host app (free download) and a Mac running macOS 15 or later on the same network.
Screenshots
Verdict
The clearest difference is in-app purchases: Control Pro at none against OBD2 Scanner + Engine Sound's 2. Control Pro also leads on ads (none vs shown) and update cadence (daily vs every 9 days). On price, device support and iOS requirement 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. OBD2 Scanner + Engine Sound sells 2 one-off in-app purchases. Control Pro asks for nothing beyond the download.
OBD2 Scanner + Engine Sound ships an update every 9 days, Control Pro daily. The most recent releases landed on October 25, 2026 and October 10, 2026 respectively.
| Parameter | OBD2 Scanner + Engine Sound | Control Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 9 days | Daily — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 6 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Sena Takasawa | Official Vishwateja |
In-app purchases
OBD2 Scanner + Engine Sound
- Remove Ads$1.99
- car_ui Pro (One-Time)$4.99
Control Pro
No in-app purchases
Questions
Is OBD2 Scanner + Engine Sound free?
Is Control Pro free?
Do OBD2 Scanner + Engine Sound or Control Pro have ads?
Which is updated more often, OBD2 Scanner + Engine Sound or Control Pro?
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