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Best Catalytic Converter Apps

206+ iOS apps curated and reviewed

4.1 avg rating
20 free apps
Updated July 2026

If you already know Eco Cat App, this is the deeper bench. 206+ catalytic converter apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of July 2026.

Compare top Catalytic Converter Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Eco Cat AppEco Cat AppFree4.7★ (1.8K)NoYesJul 2026
2Cat DB – Catalytic ConvertersCat DB – Catalytic ConvertersFree4.7★ (67)NoYesJul 2026
3Catalytic Converter DatabaseCatalytic Converter DatabaseFree3.1★ (20)NoYesJul 2026
4DRAC Converter PricingDRAC Converter PricingFree3.8★ (14)YesYesJul 2026
5Converter ConnectionsConverter ConnectionsFree3.2★ (11)YesYesJul 2026
6Auto Catalyst Market CatalogAuto Catalyst Market CatalogFree4.1★ (51)NoYesJun 2026
7Belanger Converter RecyclingBelanger Converter RecyclingFree4.3★ (3)NoNoMay 2026
8Elecat GroupElecat GroupFree4.5★ (10)NoNoMay 2026

Top Picks for Catalytic Converter

Eco Cat App#1

Eco Cat App by Ecotrade Tech Company Limited

Ecotrade Group
Editor's Choice
💼 Business
4.7😊(1.8K ratings)
FreeIn-App Purchases
Eco Cat App screenshot 1
Eco Cat App screenshot 2
Eco Cat App screenshot 3
Eco Cat App screenshot 4
Eco Cat App screenshot 5
Eco Cat App screenshot 6

This app provides a comprehensive catalog of over 20,000 catalytic converters, allowing users to look up their value by car brand or manufacturer. It offers accurate appraisals based on precious metal content analysis and helps sellers negotiate fair deals.

What We Love

  • 👍 Easy to use
  • 🚀 Accurate real-time prices
  • 💎 Comprehensive catalog with photos
  • 💰 Helps maximize scrap value

Room to Improve

  • 🐛 Some missing or incorrect data
  • 💳 Paid subscription required for full access
  • 🕰️ Slow response times at times
Cat DB – Catalytic Converters#2

Cat DB – Catalytic Converters by D8ta Technologies LLC

Scrap catalyst marketplace
Strong Contender
🔍 Reference
4.7(67 ratings)
FreeIn-App Purchases
#93in Reference
Cat DB – Catalytic Converters screenshot 1
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Cat DB – Catalytic Converters screenshot 5
Cat DB – Catalytic Converters screenshot 6

This app provides comprehensive pricing and identification tools for catalytic converters. Search by VIN, make/model, or partial codes, and access detailed photos and 3D models to confirm authenticity and aid removal. It connects users with buyers and offers live market pricing.

Catalytic Converter Database#3

Catalytic Converter Database by CONVERTERDATABASE LLC

Catalytic Converter Guide
Worth Considering
🔍 Reference
3.1(20 ratings)
FreeIn-App Purchases
Catalytic Converter Database screenshot 1
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Catalytic Converter Database screenshot 5

Access a comprehensive database of catalytic converters with real-time pricing based on XRF values. Browse by manufacturer or code, view high-quality images, and stay updated with daily additions and market rate changes.

More Catalytic Converter apps to explore

4
DRAC Converter Pricing
DRAC Converter Pricing
DRAC Converter Pricing
Catalytic Converter Pricing
Free

Access a vast database of catalytic converter pricing and manage your purchases on the go. This tool helps you track what you buy, when you buy it, and calculate your profit margins when selling to DRAC.

Extensive catalytic converter databaseMobile pricing and purchasing toolPurchase order tracking
💼 Business
(14)
free with in-app purchases
5
Converter Connections
Converter Connections
Converter Connections
Catalytic Converter Search
Free

Access a vast database of catalytic converter cores with pricing and images. Manage customer information, receipts, and pricing adjustments to ensure profitable transactions. Offers customizable themes, including light and dark modes, for optimal viewing on any device.

10,000+ catalytic converter coresPricing and margin adjustmentsCustomer and receipt tracking
🔍 Reference
(11)
free with in-app purchases
6
Auto Catalyst Market Catalog
Auto Catalyst Market Catalog
Auto Catalyst Market Catalog
Catalytic Converter Database
Free

This app serves as a comprehensive catalog for catalytic converters, allowing users to buy, sell, and determine their real-time value based on precious metal content. It features a vast database with detailed specifications and photographs to aid in identification and valuation.

Buy or sell catalytic convertersDetermine real cost based on Pt, Pd, Rh quotesAccess complete catalyst specifications
💼 Business
(51)
free with in-app purchases
7
Belanger Converter Recycling
Belanger Converter Recycling
Belanger Converter Recycling
Catalytic Converter Guide
Free

This guide assists in the purchase of catalytic converters by providing up-to-date market pricing. Users can enter a manufacturer's number to receive the price and description of a specific converter. Assistance is available via phone if a number yields no results.

Up-to-date market pricingCatalytic converter identificationManufacturer number lookup
📊 Productivity
(3)
free
8
Elecat Group
Elecat Group
Elecat Group
Catalytic Converters Catalog
Free

Access a vast database of over 20,000 catalytic converters. Get real-time, precise pricing for platinum, palladium, and rhodium-based converters from leading automotive manufacturers globally.

Extensive catalytic converter databaseOver 20,000 converters listedInstant, accurate pricing
🔧 Utilities
(10)
subscription
9
KBI CatApp
KBI CatApp
KBI CatApp
by Kinsbursky Bros. Supply, Inc.
Free

Access a comprehensive database of catalytic converter prices, updated daily based on real-time market data and in-house laboratory analysis. Find accurate valuations for your converters.

Extensive catalytic converter price listDaily price updatesIn-house laboratory analysis
🔍 Reference
(2)
free
10
Cat Daddies Converters
Cat Daddies Converters
Cat Daddies Converters
For Cat Daddies Customers Only
Free

This app allows approved customers to quickly check the value of catalytic converters. Search by part number or manufacturer to access thousands of inventory items. Pricing is based on laboratory analysis for accuracy.

Catalytic converter value lookupSearch by part numberSearch by manufacturer
💼 Business
(3)
free
11
Catalytic Converter Guide
Catalytic Converter Guide
Catalytic Converter Guide
Catalytic Converter Database
Free

Access a comprehensive database of over 10,000 catalytic converter codes, complete with current market prices and images. Search by serial number or browse by manufacturer to find detailed information and maximize your scrap value.

Search by serial numberBrowse by car manufacturerView converter details (picture, make, price)
📚 Books
(12)
free with in-app purchases
12
White Converter Recycling
White Converter Recycling
White Converter Recycling
For White Recycling customers.
Free

This app allows White Recycling customers to easily check the value of catalytic converters. Search by part number or manufacturer to access thousands of inventory items with prices based on laboratory analysis.

Catalytic converter value lookupSearch by part numberSearch by manufacturer
💼 Business
(2)
free
13
ECO Plugs
ECO Plugs
ECO Plugs
by Eco Plugs Enterprise Co., Ltd.
Free

Control smart plugs and connected devices remotely via Wi-Fi. Schedule on/off times, set custom security programs, and monitor energy consumption from your smartphone or tablet.

Remote device controlCustomizable schedulingHome security programs
🔧 Utilities
(229)
free
14
FVP Catalytic Converters
FVP Catalytic Converters
FVP Catalytic Converters
by ShowMeTheParts
Free

This app provides OE quality catalytic converters engineered for superior performance at a competitive price. It is built on a commitment to quality and delivered with unmatched service.

OE quality engineeringSuperior performanceCompetitive pricing
📊 Productivity
(1)
free
15
CatApp by DRI
CatApp by DRI
CatApp by DRI
Powered by Davis Recycling
Free

This app allows approved suppliers to securely search, organize, and sell catalytic converters directly to a specific recycling company. It features real-time pricing updates, inventory management with hedging options, and direct submission for grading.

Secure search and organization of catalytic convertersReal-time pricing updatesInventory list management
💼 Business
(1)
free
16
PMR Catalogue
PMR Catalogue
PMR Catalogue
by Ivan Nikolov
Free
🔧 Utilities
(0)
17
Sar Metals
Sar Metals
Sar Metals
Price Catalog of Catalysts
Free
💼 Business
(0)
18
Elemental Resource Management
Elemental Resource Management
Elemental Resource Management
Catalytic converter
Free
💼 Business
(0)
19
DF Auto
DF Auto
DF Auto
Catalytic Converter
Free
💼 Business
(0)
20
Catrefining Catalogue
Catrefining Catalogue
Catrefining Catalogue
Catalytic converter trading
Free

Easily search a large catalog of catalytic converters by code, manufacturer, material, or photo. This app is primarily for existing company customers to facilitate trading.

Search by codeSearch by manufacturerSearch by material type
🔧 Utilities
(0)
free

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FAQ about Catalytic Converter

What are the best catalytic converter apps for iPhone?
Eco Cat App tops our catalytic converter apps ranking as of July 2026, with a 4.7-star average from 1.8K App Store ratings, and it's free to download.
Yes — 20 of the top catalytic converter apps we rank are free to download, including Eco Cat App and Cat DB – Catalytic Converters.
Eco Cat App has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 206+ catalytic converter apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
The Eco Cat App provides a comprehensive catalog of over 20,000 scrap catalytic converters, allowing users to look up their value. It uses advanced technology and laboratory analysis to determine the precious metal content, ensuring accurate appraisals and helping sellers get a fair deal.
You can conveniently look up the value of your spent catalytic converters either by car brand or catalytic converter manufacturer directly within the app. The prices are updated frequently to reflect current market conditions.

Related searches

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