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The Ultimate Guide to Converting Files to NSP for Nintendo Switch (2026)

The most common "all-in-one" tool for Switch file management. Prod.keys: You must have your Switch's unique file in the tool's /Resources folder to decrypt and convert files. Most conversion tools are Windows-only. 2. Converting XCI to NSP files are part of an XCI dump: SAK (Switch Army Knife) Ensure your are present in the application folder. Select the XCI to NSP Choose your file (the accompanying bin to nsp top

b. NSP Determination Rules

4xxxxx → Visa
51-55, 2221-2720 → Mastercard
34, 37 → Amex
60, 65, 81-85, 62 → Discover / UnionPay / RuPay (with region check)
35 → JCB
30, 36, 38, 39 → Diners Club
50 (certain ranges) → RuPay, Maestro

.bin: generic binary file extension. In Switch scene context, “.bin” may refer to raw game dumps, exefs/ROMFS images, or NAND backup blobs.
.nsp: Nintendo Submission Package — container format used to install games/content via custom firmware (CFW) installers (equivalent to .xci but for installer packages).
NCA: Nintendo Content Archive — the Switch’s content file format (similar to encrypted partitions inside NSP/XCI). NSP packages are collections of NCA files plus metadata (Certs/Ticket/Meta).
Ticket: titlekey/license file (used to decrypt NCAs and allow installation).
TitleKey: symmetric key used to decrypt an NCA; corresponds to a title ID and is often required to repack content.
Keys: console and title keys (prod.keys, title.keys) — required by tools to decrypt/repack; handle these legally.

Converting BIN to NSP is a useful process for Nintendo Switch users who want to play games on their console or other devices. With the right tools and software, you can easily convert BIN files to NSP and enjoy a wider range of games on your Switch. However, make sure to be aware of the risks and precautions associated with conversion, and always use converted files responsibly. The Ultimate Guide to Converting Files to NSP

on Android. Homebrew users often install these files to their consoles. 4xxxxx → Visa 51-55 , 2221-2720 → Mastercard

Setup Keys: Open the SAK folder on your PC. Place your prod.keys file inside the bin folder within the SAK directory. Launch SAK: Run SAK.exe. Select Conversion: