Best Decoder Notam Apps

106+ iOS apps curated and reviewed

4.2 avg rating
17 free apps
Updated August 2026

Out of 106+ decoder notam apps on iOS, 17 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Decoder Notam Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1ROT13 DecoderROT13 DecoderFreeNoNoMay 2026
2Q CodeQ CodeFree3.0★ (2)NoNoMay 2026
3Base64 Encoder DecoderBase64 Encoder DecoderFree5.0★ (3)NoNoMay 2026
4Decode RPODecode RPOFree5.0★ (3)NoNoJul 2026
5Barcode Data Decoder VerifierBarcode Data Decoder VerifierFree2.9★ (15)NoNoJul 2026
6Compact IP DecoderCompact IP DecoderFreeNoNoMay 2026
7Airfield Watch - METAR & TAFAirfield Watch - METAR & TAFFreeNoYesJul 2026
8GGMorseGGMorseFree4.3★ (70)NoNoJul 2026

Top Picks for Decoder Notam

Q Code#2

Q Code by Lonnie Ganz

Strong Contender
🗺️ Navigation
3.0(2 ratings)
Free
Q Code screenshot 1

Decode aviation Notam Q-codes quickly and easily. Enter the four letters following 'Q' to instantly see the Notam Subject, Component, and Condition codes. Essential for pilots and aviation enthusiasts.

More Decoder Notam apps to explore

4
Decode RPO
Decode RPO
Decode RPO
GM Vehicle VIN & Label decoder
Free

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
🔧 Utilities
(3)
ad-supported
5
Barcode Data Decoder Verifier
Barcode Data Decoder Verifier
Barcode Data Decoder Verifier
by IDAutomation.com, Inc.
Free

This application decodes various barcode types to verify encoded data and reveal hidden ASCII control characters. It parses GS1 data, separating application identifiers and element strings for detailed analysis. Supports popular 1D and 2D symbols for comprehensive verification.

Decodes barcodes to verify dataReveals hidden ASCII control charactersParses GS1 application identifiers
💼 Business
(15)
free
6
Compact IP Decoder
Compact IP Decoder
Compact IP Decoder
by 株式会社テクノマセマティカル
Free
📷 Photo & Video
(0)
7
Airfield Watch - METAR & TAF
Airfield Watch - METAR & TAF
Airfield Watch - METAR & TAF
Aviation Pilot Weather & NOTAM
Free

Access precise aviation weather reports, including METAR, TAF, and NOTAM data, for thousands of airfields worldwide. Customize alerts for critical weather conditions and organize favorite locations for quick access.

METAR, TAF, and NOTAM dataSave up to 50 airfieldsCustom airfield groups (Pro/Premium)
☀️ Weather
(0)
free with in-app purchases
8
GGMorse
GGMorse
GGMorse
Morse Code Audio Decoder
Free

Decode Morse code audio into text in real-time. This app automatically detects signal frequency and speed, displaying decoded text instantly. Simply allow microphone access and place your device near the audio source.

Real-time audio decodingAutomatic frequency detectionAutomatic speed detection
🔧 Utilities
(70)
free
9
SMD decoder
SMD decoder
SMD decoder
by Arkadiusz Fryszkowski
Free

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
🔧 Utilities
(1)
free
10
Base64Tool Encoder Decoder
Base64Tool Encoder Decoder
Base64Tool Encoder Decoder
Encode and decode Base64 fast
Free
🔧 Utilities
(0)
11
METAR Decoder: Aviation Wx
METAR Decoder: Aviation Wx
METAR Decoder: Aviation Wx
TAF, Ceiling & Flight Category
Free
☀️ Weather
(0)
12
Ixio Decoder
Ixio Decoder
Ixio Decoder
by Bureau d'Electronique Appliqu�e SA
Free

Instantly decode sensor "ZIP codes" from your device's LCD menu. Access a complete list of active parameters and their values without needing a live connection to your sensor.

Decode sensor ZIP codesView active parametersAccess parameter values
🔧 Utilities
(1)
free
13
GeekTalk
GeekTalk
GeekTalk
Wysyłaj wiadomości jak GEEK!
Free

Encode and decode messages using binary code or Base64. Surprise your friends with unique "upside down" messages and have fun experimenting with different communication styles.

Encode messages in binaryDecode messages from binaryEncode messages in Base64
🌟 Lifestyle
(6)
free
14
Airports
Airports
Airports
The airport directory
$8.99

Access comprehensive airport information, including weather reports, NOTAMs, and runway data. Organize favorite airports, add custom notes with attachments, and utilize flight planning tools. Optimized for iOS devices with cloud sync capabilities.

Extensive airport databaseMETAR, TAF, and NOTAM reportsCustomizable airport notes with attachments
🔍 Reference
(704)
paid
15
Car Radio Decoder
Car Radio Decoder
Car Radio Decoder
Radio code series M
Free
🔧 Utilities
(0)
16
RST Decoder
RST Decoder
RST Decoder
Simple Morse Decoder App
Free

This application decodes Morse code from your microphone, acting as a practice tool to verify your keying accuracy. It offers advanced features like BPF and FFT decoders with automatic frequency and gain control, allowing for fine-tuning of reception parameters.

Microphone Morse code decodingMorse practice and keying checkBPF and FFT decoder options
📚 Education
(6)
ad-supported
17
Coupon Decoder Lite
Coupon Decoder Lite
Coupon Decoder Lite
by Idea Ridge LLC
Free

Scan coupon barcodes with your device's camera to decode information like savings, expiration dates, and product details. Supports multiple barcode formats. A lite version limits daily scans, with an option to upgrade for unlimited use.

Scan coupon barcodes with device cameraDecode Databar, UPC-A, and GS1-128 formatsDisplay savings, expiration dates, and product info
🛍️ Shopping
(6)
free
18
Morse Decoder Pro
Morse Decoder Pro
Morse Decoder Pro
by Ronald Nicholson
$9.99
$29.99 | 67% OFF

This app translates Morse code audio into text. It offers automatic decoding for clear signals and manual controls for challenging audio, including adjustable frequency filters, speed settings, and noise thresholds. A built-in spectrogram aids in identifying tone frequencies.

Morse code to text translationAutomatic and manual decoding modesAdjustable audio frequency filter
🔧 Utilities
(0)
paid
19
EAS Tools
EAS Tools
EAS Tools
Emergency Alert System Tools
Free

This utility app provides a suite of tools for managing emergency alert systems locally on your device. It includes features for decoding, encoding, generating text crawls, and manipulating audio and video files, all functioning offline.

Full decoderEncoderText crawl generator
🔧 Utilities
(12)
free
20
VIN Decoder - Basic
VIN Decoder - Basic
VIN Decoder - Basic
VIN Decoder
$0.99
🔧 Utilities
(0)

FAQ about Decoder Notam

Are there free decoder notam apps for iPhone?
Yes — 17 of the top decoder notam apps we rank are free to download, including ROT13 Decoder and Q Code.
ROT13 Decoder has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 106+ decoder notam apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.