Invert Binary Values
Quickly invert bits of binary numbers. Runs entirely in your browser, so your data never leaves your device.
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Output
The result appears here as you type.
How to use Invert Binary Values
- 1. Paste the values to invert. Drop one or more binary numbers into the input pane, each on its own line. All of them are inverted together, so a whole column of samples takes a single paste.
- 2. Check the flipped bits. Every 1 becomes 0 and every 0 becomes 1 while the length stays fixed, so 1010 turns into 0101. This is the ones' complement, the first half of negating a two's complement number.
- 3. Copy the inverted output. Take the results from the output pane with the copy button. Running the output back through the tool restores the original values, which makes it easy to verify nothing was lost.
When to use Invert Binary Values
Invert Binary Values flips every bit in each number you paste, producing the ones' complement without any arithmetic side effects. Inversion crops up when computing complements by hand, working with active-low hardware signals, or checking masks, and doing it mentally on anything longer than a byte is a reliable source of mistakes.
- Working out a two's complement negation. Negating a value by hand means inverting the bits and then adding one. Do the inversion step here, then finish the addition, and compare against a direct signed encoder to confirm.
- Translating active-low signal tables. A datasheet documents pins as active-low, but your capture tool records raw logic levels. Inverting the captured patterns lets you read the table and the trace in the same polarity.
- Deriving the complement of a bitmask. You have a permission mask like 11110000 and need the mask that selects everything else. Inversion produces 00001111 instantly, ready to paste back into the config or code.
- Spot-checking a NOT gate simulation. A digital logic exercise simulates inverters over sample vectors. Paste the same vectors here and diff the outputs against your simulation to catch wiring or indexing errors.
Examples
Invert one value
Input
1010
Output
0101
Invert and keep grouping
Input
1010 1100
Output
0101 0011
About the Invert Binary Values tool
Invert Binary Values is a free online tool that works entirely inside your web browser. Quickly invert bits of binary numbers. Because the processing happens on your own device, nothing you enter is uploaded, logged or stored anywhere.
This page is one of 112 Binary utilities on EditSafely. Each one does a single job well, and all of them follow the same rule: your input stays on your machine.
There is nothing to configure. Provide the input and the result appears on its own. 2 worked examples further down the page show exactly what the tool produces for real inputs.
Because nothing leaves your device, the tool is suitable for sensitive content such as internal documents, credentials or customer data. It also responds instantly, since every keystroke is handled on your own machine rather than by a remote API.
Frequently asked questions
Does Invert Binary Values cost anything?
Yes, it is completely free. All 2,658 tools on EditSafely work without an account, a subscription or usage limits.
Is it safe to paste sensitive or confidential data?
No data leaves your device. The whole tool is JavaScript that runs inside your browser tab, so there is no upload, no server-side processing and no log of what you did. If you disconnect from the internet after the page loads, it keeps working.
How much text can I process at once?
There is no fixed limit. Because the work happens on your own device rather than on a shared server, the practical ceiling is your machine's memory, which comfortably handles inputs far larger than typical online tools allow.
Do I need to sign up or install anything?
Nothing to install and no account needed. Open the page in any up-to-date browser, including on a phone or tablet, and the tool is ready.
How do I use the result?
The output panel has a one-click copy button, and you can keep refining the input while you work; the result updates in place as you type.