The simple font utility
Instructions below
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How do I convert otf font to ttf?

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Below are the steps for converting otf font files to ttf.
  1. Under "Select otf font file", click on browse (or your browser equivalent). Select the otf font file you wish to convert.
    Select font file to convert
  2. Click "Convert to otf". It will initiate the conversion and redirect you to the download page once completed.
    Select font file to convert
  3. Click "Download Converted Font" to save the font file to your local drive.
    Download converted font file
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What is fontConverter.io?

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The fontConverter is a free online otf to ttf file converter. In addition, it supports various other conversions with the following formats: CFF, OTF, WOFF (1 & 2), TTF and EOT.