NOA Converter

Extract text from ERISA archives or DVR videos (NOA)


Drop or upload your .NOA file
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How to extract text from your NOA file

  1. Click the "Select File" button above, and choose your NOA file.
  2. You’ll see a preview, if available.
  3. Click the "Convert file to..." button to extract text information.

Convert NOA to another file type

To convert NOA archives or videos to another format, you need Entis Engine or other Game software.

Convert a file to NOA

To convert other file formats to the "Game Asset Archive" file type, you need software like Entis Engine or a similar tool.


About NOA files

A .noa file is primarily an ERISA game data archive utilized by visual novels running on the Entis game engine. In other cases, it functions as a proprietary DVR security camera video generated by surveillance systems like NETSurveillance WEB DVR or Nancy DVR. A smaller fraction of these files are legacy audio recordings from HIMIS, Note Anytime, or Nokia PC Suite. The main disadvantage of the .noa format is its completely closed, proprietary nature. Security camera manufacturers intentionally lock their video streams into undocumented formats. This means .noa videos lack standard codecs and cannot be played in modern web browsers or trusted media players like VLC. Users are often forced to install questionable legacy software just to view their own security footage. Similarly, game data archives are heavily compressed asset bundles designed solely for the engine to read, lacking official unpacking tools. To make these files usable, you must convert them. For DVR video files, the best targets are standard MP4 or AVI files, but this usually requires exporting the stream directly from the original DVR interface. For game archives, extraction into standard PNG images or OGG audio is the goal. Because this file format is notoriously difficult to open or convert, standard online converters often fail. Often, only the original software can properly read or export the data. However, you can use convert.guru as a pragmatic workaround. Just drag and drop your file to identify the format, view its internal structure, and convert it when possible. Our platform inspects the binary headers to confirm if you are dealing with a video, archive, or audio file. If our analysis detects a supported underlying or embedded format, viewing or conversion may still be possible.

Convert.Guru analyzes your NOA file, detects the exact format, and lets you read the text inside.

Users also converted JPL, LARGE and FULL files.


FAQ

If you want to convert NOA file to MP3, WAV, AAC, FLAC, OGG, WMA, M4A, AIFF, OPUS, ALAC, APE or WV, you can use Entis Engine or similar software from the "Game Archive or CCTV Video" category. In the File menu, look for Save As… or Export….

To convert MIDI, AAC, TTA, AU, WV, DTS, MID, FLAC, RA, MP3, PCM or WAV files to NOA, try Entis Engine or another comparable tool in the "Game Archive or CCTV Video" category.



The NOA Converter Story

The history of Convert.Guru began over 25 years ago in California with Tom Simondi’s file-format database. A former contributor to Space Shuttle development and a software pioneer of the 1980s, Simondi established a trusted resource for file type analysis that was even referenced by Microsoft Windows XP. Today, we use modern technology to process and convert thousands of file formats while continually improving our NOA converter.