Best Decoder Number Apps & Games

248+ iOS apps & games curated and reviewed

3.7 avg rating

14 free apps & games

Updated October 2026

VIN Number Check and Decoder is the household name in decoder number, but it's far from the only option. We track 248+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Decoder Number Apps & Games (October 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	VIN Number Check and Decoder	Free	—	Yes	Yes	Oct 2026
2	DTMFdec	$2.99	3.4★ (5)	No	No	Oct 2026
3	Check VIN Decoder	$2.99	2.8★ (20)	No	No	Oct 2026
4	VIN Check Pro: Decoder, Lookup	$0.99	—	No	Yes	Oct 2026
5	Tangled Words: Cryptogram Game	Free	—	Yes	Yes	Oct 2026
6	SMD decoder	Free	5.0★ (1)	No	No	May 2026
7	HVAC Decoder	$9.99	4.0★ (28)	No	No	Oct 2026
8	VIN Decoder APP	Free	4.2★ (10)	No	Yes	Jul 2026

Top Picks for Decoder Number

#1

VIN Number Check and Decoder by Asrar Amin

VIN Check Report for Used Cars

Editor's Choice

0.0(0 ratings)

FreeAdsIn-App Purchases

VIN Number Check and Decoder screenshot 1

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VIN Number Check and Decoder screenshot 3

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Decode vehicle identification numbers to access crucial car history and details. Instantly retrieve information on specs, market value, and past records to make informed decisions about used cars.

#2

DTMFdec by Jérémie Blaser

Strong Contender

3.4(5 ratings)

$2.99

DTMFdec screenshot 1

DTMFdec screenshot 2

This utility decodes DTMF tones, even in noisy conditions. It stores decoded numbers for easy actions like dialing, creating contacts, or copying to your clipboard for further lookup.

#3

Check VIN Decoder by Yerzhan Tleuov

Vehicle Information & Scanner

Worth Considering

2.8(20 ratings)

$2.99

Check VIN Decoder screenshot 1

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Check VIN Decoder screenshot 3

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Check VIN Decoder screenshot 6

Scan VIN barcodes with your camera to access comprehensive vehicle information. Explore detailed specs, error codes, and historical data. Includes useful articles and a personal query history with iCloud sync.

More Decoder Number apps to explore

VIN Check Pro: Decoder, Lookup

VIN Check Pro: Decoder, Lookup

VIN Check Pro: Decoder, Lookup

Car Number Scanner & History

Decode and research vehicle history by scanning or manually entering a VIN. Access detailed specifications, accident history, title records, mileage, and more. Download professional PDF reports for informed decisions before buying or selling.

VIN scanning and manual entryDetailed vehicle specificationsAccident and damage history

free with in-app purchases

Tangled Words: Cryptogram Game

Tangled Words: Cryptogram Game

Tangled Words: Cryptogram Game

No Wifi Puzzles: Decode Quotes

Decode scrambled phrases by swapping letters and using number and picture clues. Enjoy endless cryptogram challenges with satisfying feedback. Hints are available when you get stuck.

Scrambled phrase decodingNumber and picture cluesLetter-swapping gameplay

free with in-app purchases

by Arkadiusz Fryszkowski

Decode SMD resistors with this practical tool. It supports three-digit, four-digit, and EIA-96 encoded resistor values, providing quick and accurate identification.

Decodes 3-digit SMD codesDecodes 4-digit SMD codesDecodes EIA-96 SMD codes

Decode HVAC model and serial numbers from major brands. This utility app provides thousands of model numbers and can email search results. It supports a wide range of HVAC equipment and offers close matches for unknown numbers.

Decode HVAC model numbersDecode HVAC serial numbersSupports major HVAC brands

VIN Decoder APP

VIN Decoder APP

VIN Decoder APP

Find your car with VIN number

Decode vehicle identification numbers (VIN) quickly and easily. Access key information about any vehicle, including manufacturer, model, and technical specifications, by scanning VINs or barcodes. Ideal for car buyers, sellers, or enthusiasts.

Decode VINsScan VIN textScan VIN barcodes

free with in-app purchases

ROT13 decoder and encoder

VIN decoder & VIN code scanner

VIN decoder & VIN code scanner

VIN decoder & VIN code scanner

VIN check - get vehicle info

Instantly decode any vehicle's VIN with this app. It offers both manual input and a VIN scanner for quick, accurate vehicle information, including auction history and average pricing.

VIN code decodingReal-time VIN scannerVIN code recognition from text

free with in-app purchases

Boat HIN Decoder

Boat HIN Decoder

Boat HIN Decoder

Decode any Boat Hull Id Number

Decode any boat's Hull Identification Number (HIN) with this app. It provides comprehensive Coast Guard manufacturing details, including manufacturer, model year, and production dates. The app features intelligent error correction for accurate results.

Decode all three HIN formatsAccess Coast Guard manufacturing detailsIntelligent error correction

Encodex: Encoder & Decoder

Encodex: Encoder & Decoder

Encodex: Encoder & Decoder

Secure Offline Hashing & Tools

VIN Decoder: VIN Scanner

VIN Decoder: VIN Scanner

VIN Decoder: VIN Scanner

Instant VIN check & specs

HIN Search - Boat HIN Decoder

HIN Search - Boat HIN Decoder

HIN Search - Boat HIN Decoder

Boat Hull ID Decoder & More!

Instantly decode US boat HINs offline with a comprehensive database of manufacturers and build dates. Detect suspicious HINs and access builder information, even without an internet connection. Ideal for marine professionals and boat buyers.

Offline HIN decodingSuspicious HIN detectionManufacturer and build date lookup

Car History Check: VIN Decoder

Car History Check: VIN Decoder

Car History Check: VIN Decoder

Vehicle Reports & Records

Instantly access detailed vehicle history reports using a VIN. Uncover hidden damage, theft records, mileage discrepancies, and original equipment for any car brand. Make informed decisions when buying or selling used vehicles.

Instant vehicle factsOriginal equipment listsHidden damage detection

free with in-app purchases

VIN Decoder - Basic

VIN Decoder - Basic

VIN Decoder - Basic

Decode vehicle identification numbers (VINs) using an official API. This utility is ideal for quickly gathering information while browsing vehicles for purchase.

VIN decodingNHTSA API integrationVehicle information gathering

ERC Decoder - Unlocker Code

ERC Decoder - Unlocker Code

ERC Decoder - Unlocker Code

ERC Unlock Code Generator

Instantly generate unlock codes for vehicle radios displaying an ERC code. Simply enter your radio's serial number to get the necessary code without visiting a dealer or paying service fees.

Instant unlock code generationWorks with ERC-encoded radiosSimple, clean interface

free with in-app purchases

VIN Check Report, Plate Lookup

VIN Check Report, Plate Lookup

VIN Check Report, Plate Lookup

Car History, Decoder & Value

Get detailed vehicle history and market value reports for used cars. Easily scan VIN barcodes or enter VINs to access comprehensive information, including Blue Book values, listing history, and safety ratings. This tool helps you make informed decisions when buying a used vehicle.

Detailed VIN check and market value reportsBlue Book Value (retail, trade-in, private party)Used car listing history

🛍️ Shopping

free with in-app purchases

VIN Check & Decoder

VIN Check & Decoder

VIN Check & Decoder

Report for Buying a Used Car

Get comprehensive vehicle reports by entering a VIN or scanning a barcode. Access detailed information including history, specs, photos, and expert reviews to make informed decisions when buying a used car.

VIN lookup by plate numberVehicle history reportsTechnical specifications and photos

free with in-app purchases

VIN decoder for GM Ford Mopar

Instantly decode GM vehicle RPO codes by scanning the QR code on your vehicle's label. Get a clear list of factory options installed on your car, making it easy to understand its specifications. Supports 2017 and newer model years.

Scan GM vehicle QR codesDecode RPO (Regular Production Option) codesGet clear descriptions of factory options

FAQ about Decoder Number

Are there free decoder number apps & games for iPhone?

Yes — 14 of the top decoder number apps & games we rank are free to download, including VIN Number Check and Decoder and Tangled Words: Cryptogram Game.

Does VIN Number Check and Decoder have ads or in-app purchases?

VIN Number Check and Decoder shows ads and offers in-app purchases, according to its App Store listing as of October 2026.

How many decoder number apps & games are on the App Store?

We track 248+ decoder number apps & games on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.