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HomeFormats.RPP-bakID

What is a .RPP-bak file?

RPP-BAK is an automatic backup of a Reaper project - a copy of the .rpp session the REAPER digital audio workstation saves so you can recover earlier work.

Did you know
  • Reaper quietly writes a .rpp-bak each time you save, so a corrupted or mistakenly overwritten session can usually be rolled back a step.
  • Analyser handles .RPP-bak alongside related formats such as .ABC, .AFL, .ARX and more.
  • In Analyser's format library, .RPP-bak sits in the System & disk category.
What Analyser reads
A catch-all for rare and niche formats Analyser still identifies from their bytes: 3D caches and scans (Alembic ABC, FARO FLS/FWS), camera and design data (ARRIRAW ARX, Capture One masks, CATIA CGR), JBIG codestreams, firmware dumps (Binwalk), draw.io diagrams, OptimFROG DualStream audio, RTTTL ringtones, LaTeX style and class files, Sun Raster and Truevision TGA images, MPEG-2 streams, PVR/DVB recordings, Tiled tilesets, Windows Prefetch and Reaper project backups.
Depth of analysis
.RPP-bak is an identification-grade format: Analyser recognises it from its bytes and decodes the header metadata it carries, rather than opening it in a full viewer. Formats that do get a full viewer are marked "Full" on the formats page.
Open a .RPP-bak file
Drag a .RPP-bak file onto the Analyser home page (or tap to pick one). It is identified entirely in your browser - nothing is uploaded, there is no account, and it works offline once installed.
Related formats
.ABC · .AFL · .ARX · .BIE · .Binwalk · .CGR · .COMask · .DIO · .FLS · .FWS · .H2V · .OFS · .PF · .RTX · .STY · .CLS · .SUN · .TP and more. See all supported file types.