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.






106+ iOS apps curated and reviewed
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.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | — | No | No | May 2026 | |
| 2 | Free | 3.0★ (2) | No | No | May 2026 | |
| 3 | Free | 5.0★ (3) | No | No | May 2026 | |
| 4 | Free | 5.0★ (3) | No | No | Jul 2026 | |
| 5 | Free | 2.9★ (15) | No | No | Jul 2026 | |
| 6 | Free | — | No | No | May 2026 | |
| 7 | Free | — | No | Yes | Jul 2026 | |
| 8 | Free | 4.3★ (70) | No | No | Jul 2026 |







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.






Easily convert text to and from the Base64 number system. This free utility allows you to encode or decode text quickly, with options to copy or download the results.


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.


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.




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.


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.


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






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.


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.


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.




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.


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.


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.


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.

