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Best Automatic Transmission Rebuilders Association Apps

229+ iOS apps curated and reviewed

4.7 avg rating
19 free apps
Updated May 2026

Finding the right automatic transmission rebuilders association apps can be overwhelming with so many options. We've analyzed 229+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Automatic Transmission Rebuilders Association Apps (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1ATRA ProATRA ProFree—NoNoJun 2026
2xHP FlashtoolxHP FlashtoolFree4.9★ (2.6K)NoNoJul 2026
3OBD2 Car Scanner - EOBD FacileOBD2 Car Scanner - EOBD FacileFree4.6★ (4.9K)NoYesJul 2026
4CDL Permit: Practice Test 2026CDL Permit: Practice Test 2026Free4.7★ (18K)YesYesJul 2026
5AAA Auto ClubAAA Auto ClubFree4.8★ (80K)NoNoJul 2026
6ASE Test Prep Auto Exam 2026ASE Test Prep Auto Exam 2026Free4.9★ (1.9K)YesYesJul 2026
7CDL PrepCDL PrepFree4.7★ (6.5K)YesNoJul 2026
8CDL Prep Test 2026: Drivers edCDL Prep Test 2026: Drivers edFree4.7★ (6.2K)YesYesJul 2026

Top Picks for Automatic Transmission Rebuilders Association

xHP Flashtool#2

xHP Flashtool by xAutomotive GmbH

The App for your Transmission!
Strong Contender
📊 Productivity
4.9😊(2.6K ratings)
Free
xHP Flashtool screenshot 1
xHP Flashtool screenshot 2
xHP Flashtool screenshot 3
xHP Flashtool screenshot 4
xHP Flashtool screenshot 5
xHP Flashtool screenshot 6

This app offers a complete tuning solution for ZF automatic and DCT transmissions. It allows users to customize their transmission's behavior, from smooth and comfortable to race-ready performance, directly from their Apple devices. Unlock the full potential of your vehicle's transmission.

What We Love

  • 🚀 Improved performance and responsiveness
  • 👍 Easy to use and customize
  • 🔧 Excellent customer support
  • 💥 Significant driving experience enhancement

Room to Improve

  • 🐛 Occasional connection issues
  • 🔍 Compatibility concerns with newer vehicles
  • 💰 Perceived high cost of license
OBD2 Car Scanner - EOBD Facile#3

OBD2 Car Scanner - EOBD Facile by Outils OBD Facile

Torque ELM327 Diagnostic Tool
Worth Considering
🔧 Utilities
4.6😐(4.9K ratings)
FreeIn-App Purchases
OBD2 Car Scanner - EOBD Facile screenshot 1
OBD2 Car Scanner - EOBD Facile screenshot 2
OBD2 Car Scanner - EOBD Facile screenshot 3
OBD2 Car Scanner - EOBD Facile screenshot 4
OBD2 Car Scanner - EOBD Facile screenshot 5
OBD2 Car Scanner - EOBD Facile screenshot 6

Transform your smartphone into a professional car diagnostic tool. Read and clear engine fault codes, monitor real-time sensor data, and perform advanced diagnostics without a mechanic. Supports a wide range of OBD2 compliant vehicles.

What We Love

  • 👍 Helpful for diagnosing issues
  • 🚀 Easy to use and connect
  • 💡 Provides useful vehicle data
  • 🔍 Able to read and clear error codes

Room to Improve

  • 💰 Expensive for full functionality
  • 🔒 Requires paid upgrade to access key features
  • 🐛 Connectivity issues and app crashes

More Automatic Transmission Rebuilders Association apps to explore

4
CDL Permit: Practice Test 2026
CDL Permit: Practice Test 2026
CDL Permit: Practice Test 2026
Easy Driving Exam Test Prep
Free

Prepare for your 2026 Commercial Driver's License (CDL) exam with comprehensive study materials. Access state-specific rules and knowledge domains for various vehicle types. Offers premium features for enhanced practice.

State-specific CDL rulesMultiple knowledge domainsGeneral knowledge study
📚 Education
(18K)
free with in-app purchases
5
AAA Auto Club
AAA Auto Club
AAA Auto Club
AAA app for SoCal, TX and more
Free

Access AAA membership benefits, insurance, and roadside assistance from your phone. Find gas prices, book travel, and discover exclusive discounts. Manage your account and get help when you need it.

24/7 roadside assistanceMembership and insurance managementBill payment
🌟 Lifestyle
(80K)
free
6
ASE Test Prep Auto Exam 2026
ASE Test Prep Auto Exam 2026
ASE Test Prep Auto Exam 2026
A-Series Automotive Practice
Free

Prepare for your ASE Series A automotive certification exams with realistic practice tests and quizzes. Featuring over 3,000 expert-written questions and detailed explanations, this app offers a personalized study plan and progress tracking to help you pass on your first attempt.

ASE Series A Exam PrepAll 9 Series A Exams Included3,000+ Realistic Questions
📚 Education
(1.9K)
free with in-app purchases
7
CDL Prep
CDL Prep
CDL Prep
Commercial Drivers License
Free

Prepare for your Commercial Drivers License exams with a comprehensive question bank covering general knowledge and various endorsements. Practice with timed exams or instant feedback modes to identify areas for improvement.

Over 500 practice questionsTimed exam modeEndorsement topic exams
📚 Education
(6.5K)
ad-supported
8
CDL Prep Test 2026: Drivers ed
CDL Prep Test 2026: Drivers ed
CDL Prep Test 2026: Drivers ed
US CDL Permit Practice Test
Free

Prepare for your Commercial Driver's License (CDL) permit exam with state-specific practice tests and expert guidance. This app offers over 600 questions, detailed explanations, and progress tracking to help you pass on your first attempt.

State-specific regulations600+ practice questionsExam-like simulations
📚 Education
(6.2K)
free with in-app purchases
9
Drivewyze
Drivewyze
Drivewyze
Trucking Weigh Station Bypass
Free

This app helps truckers bypass weigh stations across North America using their iOS device. It automatically detects weigh stations, sends bypass requests, and notifies drivers whether to bypass or pull in.

Weigh station bypassLocation detectionBypass/pull-in notifications
🗺️ Navigation
(149)
freemium
10
CDL Prep Practice Test Genie
CDL Prep Practice Test Genie
CDL Prep Practice Test Genie
2026 CDL Permit, ELDT & HazMat
Free

Prepare for your CDL permit and endorsement tests with an FMCSA-approved app. It offers ELDT theory certification, exam-level practice questions, and personalized study tools to help you pass your commercial driver's license exams.

ELDT Theory CertificationFMCSA-approved trainingExam-level practice questions
📚 Education
(14K)
free with in-app purchases
11
Holman Insights
Holman Insights
Holman Insights
by ARI - Automotive Resources International
Free

Manage your fleet and vehicle needs on the go. Access fleet activity, approve actions, and monitor vehicle details like mileage and fuel. Request services and report usage from your mobile device.

AI-powered Fleet Activity feedMobile Dashboard experienceAction item approvals (PO, stock, PriceNet)
💼 Business
(28K)
free
12
SkillCat: EPA 608 & HVAC
SkillCat: EPA 608 & HVAC
SkillCat: EPA 608 & HVAC
Accredited Online Trade School
Free

This app offers accredited online trade school courses and certifications for HVAC, plumbing, electrical, and more. Learn at your own pace, on your phone, and earn valuable credentials like EPA 608 and OSHA-10 without traditional school debt.

EPA 608 & 609 CertificationAccredited Trade School DiplomasOSHA-10 Certification
📚 Education
(8.2K)
subscription
13
ASE A-Series Test Prep 2026
ASE A-Series Test Prep 2026
ASE A-Series Test Prep 2026
Pass ASE A1-A9 easily with us!
Free

Prepare for ASE A-Series certification exams with comprehensive practice questions and AI-powered study assistance. This app offers topic-based practice, mock tests, and personalized study plans to help you identify weaknesses and optimize your learning for success.

Topic-based practice questionsVersatile practice modesFull-length mock tests
🔍 Reference
(645)
subscription
14
DashCommand - OBD-II Gauges
DashCommand - OBD-II Gauges
DashCommand - OBD-II Gauges
OBD-II Dashboards, Scan Tool
$9.99

Turn your smartphone into a powerful vehicle monitoring and diagnostic tool. Track engine performance, fuel economy, and instantly diagnose check engine lights. Features advanced dashboards for performance analysis and off-roading.

Customizable vehicle performance displayEngine and vehicle data loggingRead and clear check engine lights
⚽ Sports
(2.1K)
free with in-app purchases
15
RepairSolutions2
RepairSolutions2
RepairSolutions2
by Innova Electronics
Free

This app provides comprehensive vehicle care and repair information for car and truck owners, DIYers, and technicians. It offers diagnostic capabilities with compatible OBD2 scanners and a vast database of verified fixes from ASE Master Technicians. Users can also access free vehicle maintenance information and schedule repairs.

OBD2 scanner integrationVerified repair databaseDiagnostic trouble code definitions
🔧 Utilities
(33K)
free with in-app purchases
16
Touver Guide
Touver Guide
Touver Guide
Automatic Transmissions Guide
Free

This app serves as a catalog for automatic transmissions, organized by vehicle. It helps mechanics identify transmission types and models, and often suggests the correct certified fluid for maintenance.

Catalog of automatic transmissionsIdentifies transmission type and modelSuggests certified transmission fluid
🔧 Utilities
(24)
free
17
Motive Fleet
Motive Fleet
Motive Fleet
Leading fleet management app
Free

This app provides real-time GPS tracking for vehicles, assets, and drivers on a single map. It monitors fleet health, ensures ELD compliance, and offers driver safety features with dashcam integration. Communicate directly with drivers and access 24/7 customer support.

Real-time GPS trackingFleet health monitoringELD compliance
💼 Business
(1.7K)
ad-supported
18
Car Scanner | OBD Auto Doctor
Car Scanner | OBD Auto Doctor
Car Scanner | OBD Auto Doctor
OBD2 diagnostics for ELM 327
Free

Diagnose your car's engine light issues and monitor real-time performance data. This app allows you to read and clear diagnostic trouble codes, track fuel consumption, and view sensor data. It's a comprehensive tool for understanding your vehicle's health.

Read and clear OBD2 diagnostic trouble codes (DTC)Reset Check Engine LightMonitor real-time vehicle data and sensor readings
🔧 Utilities
(6.1K)
free with in-app purchases
19
CDL Exam Prep 2026 with AI
CDL Exam Prep 2026 with AI
CDL Exam Prep 2026 with AI
Truck Driver License Exam Prep
Free

Prepare for your Commercial Driver’s License (CDL) exam with realistic simulations, AI-powered explanations, and detailed progress tracking. Cover all knowledge areas and endorsements for states nationwide to pass your tests with confidence.

Realistic CDL practice testsAI-powered study assistantStudy by topic with detailed explanations
📚 Education
(27K)
free with in-app purchases
20
AAA Mobile
AAA Mobile
AAA Mobile
by American Automobile Association
Free

Access essential AAA services on your mobile device, including trip planning with approved hotels and restaurants, exclusive member discounts, and convenient roadside assistance requests. Plan your journeys, find savings, and get help when you need it, all from your smartphone.

TripTik® Travel PlannerAAA Approved & Diamond Rated listingsMember discount offers
🌟 Lifestyle
(354K)
free

FAQ about Automatic Transmission Rebuilders Association

Are there free automatic transmission rebuilders association apps for iPhone?
Yes — 19 of the top automatic transmission rebuilders association apps we rank are free to download, including ATRA Pro and xHP Flashtool.
ATRA Pro has no ads and has no in-app purchases, according to its App Store listing as of May 2026.
We track 229+ automatic transmission rebuilders association apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.