Decode Base64 strings back into UTF-8 text or binary data.
Paste Base64-encoded content and convert it back to human-readable text with URL-safe handling and smart padding restoration. Ideal for debugging API payloads, authentication headers, or embedded assets.
Decode Base64 strings back into UTF-8 text or binary data.
SGVsbG8gV29ybGQh
U3BhY2VzK2FyZSthbGxvd2Vk
8J-YgCBFbW9qaSB0ZXN0
Base64 Decoder standardizes casing, spacing, or other string adjustments instantly, saving you from repetitive editor macros. Decode Base64 strings back into UTF-8 text or binary data.
Perfect for cleaning CSV exports, tidying user-generated content, or aligning product copy with voice guidelines.
Batch correct marketing headlines, restructure datasets before importing them into spreadsheets, or fix inconsistent casing across documentation.
Empower non-technical teammates by giving them a reliable self-serve way to tidy lists before uploading them to tooling.
Keep a library of sample inputs that illustrate before/after results so stakeholders understand the transformation at a glance.
Combine this tool with validation or analytics checks to guarantee that cleaned text fits downstream rules.
No. Everything runs inside your browser. Inputs stay in local memory, and nothing is uploaded to external servers.
Yes. Paste full paragraphs or CSV columns. For extremely large datasets, consider automating the same transformation in a script to avoid browser memory limits.
Yes. Adjust the available options, copy the output, and document the exact settings so teammates can reproduce the same results without guessing.
