Convert Octal → Decimal Online — Free
Convert octal numbers to decimal.
Output will appear here
Free plan includes 200 conversions/day. Need more? Talk to us →
What is a .octal file?
OCTAL is a widely-used format in the Number Base category. Convert octal numbers to decimal. Files in this format are commonly used across various tools, pipelines, and workflows.
What is a .decimal file?
DECIMAL is a popular format in the Number Base ecosystem. Converting from OCTAL to DECIMAL gives you access to its unique features, broader tooling support, and improved interoperability.
How to convert Octal → Decimal online
Paste your input
Type or paste your source data into the left Input panel.
Auto-convert fires
Results appear automatically as you type (600 ms debounce). Hit Ctrl+Enter to force-convert.
Review the output
Inspect the converted result in the right Output panel.
Copy or download
Click "Copy" to copy to clipboard, or download the output as a file.
Frequently asked questions
Is this OCTAL to DECIMAL converter free?
Yes. The Octal → Decimal tool is free for up to 200 conversions per day. Pro (2000/day) and Business (unlimited) plans unlock higher limits.
Is my data private? Does anything get uploaded?
Yes — the conversion runs entirely in your browser using JavaScript. Your data never leaves your device. No file is uploaded.
What is the maximum file size for OCTAL?
You can convert files up to 0.1 MB. If your file is larger, consider compressing it first or upgrading to a Business plan for increased limits.
What is the difference between OCTAL and DECIMAL?
OCTAL and DECIMAL are both formats in the Number Base category, each with different use cases, tooling support, and feature sets. Convert octal numbers to decimal.
Can I convert multiple files at once?
Batch conversion is available on Pro and Business plans. Free users convert one file at a time.