Student & School Tools
Percentage to Letter Grade Converter
Convert between percentage scores and letter grades on the standard 4.0 scale.
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What is Grade Converter?
Letter grades cover percentage bands. This converter maps between the two in both directions using the standard US 4.0 bands.
How it works
We look the percentage up against the band thresholds (A ≥ 93, A− ≥ 90, …) or find the lowest percentage that earns a chosen letter.
- Enter your input. Type or paste your input into the field above — the tool responds instantly.
- Review the result. Output updates live as you type. Everything runs entirely in your browser.
- Copy or download. Use the Copy button to grab the result, or Download to save it as a file.
Examples
Realistic sample
Type or paste any realistic input — the tool computes the result locally and instantly.
Common mistakes
Expecting a server round-trip
Nothing is uploaded — every tool in this category runs entirely in your browser.