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Best Topscan Apps

18+ iOS apps curated and reviewed

4.0 avg rating
17 free apps
Updated May 2026

Looking for free topscan apps? 17 of our 18+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Topscan

TopGuru#1

TopGuru by HK TOPDON TECHNOLOGY Co., LIMITED

Editor's Choice
🔧 Utilities
3.5😞(360 ratings)
FreeIn-App Purchases
TopGuru screenshot 1
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TopGuru screenshot 5
TopGuru screenshot 6

Transform your phone or tablet into a powerful vehicle diagnostic tool via Bluetooth. Access full system diagnosis, OBDII functions, bi-directional controls, and essential maintenance services for a wide range of car brands. Generate detailed diagnostic reports for efficient troubleshooting.

What We Love

  • 👍 Works well on most vehicles
  • 🚀 Powerful features for the price
  • 💡 Useful for DIY and professional mechanics

Room to Improve

  • 🐛 Frequent app crashes and bugs
  • ⏱️ Slow and cumbersome to use due to constant updates
  • 🔒 Concerns about data privacy and security
TopScan VAG#2

TopScan VAG by ShenZhen Topdon Technology Co.,Ltd

Smart Scanner In Your Pocket
Strong Contender
🔧 Utilities
2.5(6 ratings)
Free
TopScan VAG screenshot 1
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This app transforms your phone into a powerful car diagnostic tool for Volkswagen models. It offers full system diagnosis, bi-directional controls, and special maintenance functions. Connects wirelessly via Bluetooth for easy vehicle identification and detailed reports.

TOPDON CarPal#3

TOPDON CarPal by HK TOPDON TECHNOLOGY Co., LIMITED

OBDII Diagnostic Scan Tool
Worth Considering
🔧 Utilities
3.7(34 ratings)
FreeIn-App Purchases
TOPDON CarPal screenshot 1
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Transform your phone into a powerful car diagnostic tool with this app. It offers comprehensive system scans, full OBDII functionality, and specialized maintenance services for a wide range of vehicle brands. Easily identify issues, access repair data, and generate detailed reports wirelessly.

More Topscan apps to explore

4
TopScan for Bimmers
TopScan for Bimmers
TopScan for Bimmers
Smart Scanner In Your Pocket
Free
🔧 Utilities
(1)
5
Car Scanner ELM OBD2
Car Scanner ELM OBD2
Car Scanner ELM OBD2
The best OBD2 diagnostic tool!
Free

Monitor your car's performance, diagnose engine issues, and view sensor data in real-time. Customize your dashboard with gauges and charts, and reset fault codes. Supports a wide range of vehicles and offers advanced features for specific car brands.

Real-time sensor dataOBD fault code reading and resettingCustomizable dashboard with gauges
🔧 Utilities
(31K)
free with in-app purchases
6
TopInfrared
TopInfrared
TopInfrared
Thermal camera for iOS devices
Free

This thermal imaging camera app provides high-resolution thermal images for precise temperature detection. It's ideal for inspecting insulation, examining electronics, and identifying heat loss with excellent accuracy and sensitivity.

High-resolution thermal imaging (256x192)Precise temperature detectionInsulation inspection
🔧 Utilities
(42)
free with in-app purchases
7
小车探
小车探
小车探
by ShenZhen Topdon Technology Co.,Ltd
Free
🔧 Utilities
(0)
8
OBD2™ Car Scanner・ELM 327 Scan
OBD2™ Car Scanner・ELM 327 Scan
OBD2™ Car Scanner・ELM 327 Scan
OBD Diagnostics・Repair Doctor
Free

Transform your smartphone into a powerful OBD2 diagnostic tool. Read and clear fault codes, monitor real-time performance metrics, and test your vehicle's acceleration and emissions. Compatible with a wide range of car brands and OBD2 scanners.

Universal OBD2 scanner compatibilityRead and erase fault codesReal-time performance metrics
🔧 Utilities
(13)
freemium
9
Check ID Scanner
Check ID Scanner
Check ID Scanner
Fast ID Barcode Verification
Free
$8.00 | 100% OFF

Instantly verify driver's licenses and IDs for events and venues. This app offers fast barcode scanning, age verification, and guest list management. It works offline and prioritizes user privacy by keeping data on your device.

Instant ID barcode scanningAge verificationMobile driver's license support
💼 Business
(10)
free with in-app purchases
10
HSBC SVNS
HSBC SVNS
HSBC SVNS
The Official Series App
Free

Follow the 2025-2026 rugby sevens season with live scores, match stats, and highlights. Explore team and player profiles, view the full calendar, and receive personalized notifications for tournaments worldwide.

Live scores and match statsMatch highlights and video contentFull tournament calendar and fixtures
⚽ Sports
(4.2K)
free
11
Car Scanner OBD2 Torque Pro
Car Scanner OBD2 Torque Pro
Car Scanner OBD2 Torque Pro
OBD2 Scan for Car Diagnostic
Free

This app transforms your device into a powerful car diagnostic tool. It allows you to monitor real-time sensor data, read and interpret diagnostic trouble codes (DTCs), and access detailed information about your vehicle's systems. Compatible with most cars manufactured after 1996.

Real-time sensor data monitoringRead and interpret DTCsAccess Parameter Identification Codes (PIDs)
🔧 Utilities
(883)
free with in-app purchases
12
eHMU
eHMU
eHMU
by HA NOI UNIVERSITY OF MEDICAL
Free

Access and manage school information, including class schedules, teacher and student details, and important announcements. This app helps students and staff stay organized with reminders and quick lookups for academic data.

Class and timetable informationTeacher and student lookupSchedule reminders
📚 Education
(2)
free
13
Scanmarker Reader
Scanmarker Reader
Scanmarker Reader
by Topscan ltd.
Free

This app digitizes printed text scanned by a pen-shaped device, aiding individuals with reading difficulties. It offers customizable reading experiences, including live reading, speed adjustment, and word highlighting, to enhance fluency and comprehension.

Scan printed text to digital formatLive reading while scanningAdjustable reading speed
📚 Education
(3)
free
14
eScan TPN
eScan TPN
eScan TPN
by MicroWorld Technologies Inc
Free
💼 Business
(0)
15
TSGScan
TSGScan
TSGScan
TSG Mobile Scanning App
Free
💼 Business
(0)
16
Scanmarker Keyboard
Scanmarker Keyboard
Scanmarker Keyboard
by Topscan ltd.
Free
📚 Education
(0)
17
MamaMeet: Find Mom Friends
MamaMeet: Find Mom Friends
MamaMeet: Find Mom Friends
Connect & Chat with Local Moms
Free
🌐 Social Networking
(0)

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