What is WOFF?

WOFF (Web Open Font Format) is a font format specifically designed for use on the web, compressing TrueType or OpenType fonts for faster loading.

What is CFF2?

CFF2 (Compact Font Format v2) is optimized for OpenType variable fonts with efficient data structures and support for font variations.

When Should You Use WOFF vs CFF2?

Use WOFF When...

Reach for WOFF when your priority is web fonts, responsive web design — its efficient compression makes sharing fast and storage minimal.

Use CFF2 When...

Reach for CFF2 when your priority is variable fonts, opentype font production, advanced typesetting — its uncompromising quality ensures every detail is preserved.

WOFF vs CFF2: Key Differences

•WOFF uses lossy compression while CFF2 uses lossless compression — this is the fundamental technical difference between the two formats.
•Moving from WOFF (lossless) to CFF2 (lossless) means the output file will be larger — but every bit of the original is preserved.
•Alpha channel support: CFF2 lacks transparency support.
•Storage footprint: 30-50% smaller than TTF/OTF for WOFF vs 15-100KB per font for CFF2.
•WOFF is optimized for web fonts, responsive web design while CFF2 is designed for variable fonts, opentype font production, advanced typesetting — choose based on your specific workflow needs

Advantages of WOFF

✓WOFF compresses data using lossy methods, keeping file sizes manageable for Web fonts, responsive web design.
✓Industry-wide support means WOFF files open anywhere — from legacy systems to the latest devices.
✓Small file sizes make WOFF ideal for email, web uploads, and cloud storage.
✓From VS Code to open-source alternatives, WOFF works out of the box.

Advantages of CFF2

✓At its core, CFF2 relies on lossless encoding — a design choice that makes it perfect for Variable fonts, OpenType font production, advanced typesetting.
✓You won't run into compatibility issues with CFF2 — it's a universal standard across platforms.
✓File size management with CFF2: larger files guaranteed to match the original exactly.
✓Every major application in the Variable fonts, OpenType font production, advanced typesetting space supports CFF2 natively.

Common Use Cases for WOFF to CFF2 Conversion

Data visualization
Presentation design
Video subtitles
Game UI typography
Website typography
Brand identity

Industry Applications

SignageIcon DesignBook PublishingMobile App DevelopmentWeb DesignTypography

Best Practices for WOFF to CFF2 Conversion

→Converting WOFF to CFF2: check that glyph coverage is preserved — some formats have character limitations
→Use CFF2 for cross-platform compatibility
→Test fonts across different browsers and operating systems after conversion
→Always keep a backup of your original files before converting
→Choose the appropriate quality settings for your specific use case

Troubleshooting WOFF to CFF2 Conversion

!CFF2 font doesn't render correctly → check if CFF2 supports all glyphs present in WOFF
!Licensing restrictions after WOFF to CFF2 conversion → verify the font license allows format conversion
!Hinting data lost converting WOFF to CFF2 → some font formats like CFF2 may not preserve TrueType hinting
!Special characters missing from converted CFF2 → font subsetting may have removed unused glyphs

Related Font Converters

Convert WOFF to Other Formats

WOFF → TTF

Convert WOFF to TTF

All Font Formats

View all Font converters →

More Font tools

Convert to CFF2 →Convert from WOFF →

Convert WOFF to CFF2 Online - Free & Fast

Convert WOFF files to CFF2 online for free. High-quality conversion with no registration required.

Font Converter

Upload or enter a URL to convert WOFF to CFF2 instantly

Click to upload or drag & drop WOFF file

or paste from clipboard

.woff,.WOFF (max 100MB)

SSL EncryptedAuto-deleted in 1 hourProcessed securelyNo registration needed

Verifying security check…

About WOFF and CFF2

WOFF

WOFF (WOFF fonts) - Web Open Font Format, compressed webfont format. Best for web fonts, responsive web design.

CFF2

CFF2 (CFF2) - Compact Font Format v2, PostScript-based outlines for OpenType variable fonts. Ideal for variable fonts, opentype font production, advanced typesetting.

Format Comparison

CompressionLossy → Lossless

TransparencySupported

Use CaseConvert from web fonts, responsive web design to variable fonts, opentype font production, advanced typesetting

File Size~15-100KB per font after conversion

FAQs

Is converting WOFF to CFF2 free?

Yes, GoConvertFile offers free conversion of WOFF to CFF2 for files up to 100MB. No registration required.

How long does it take to convert WOFF to CFF2?

Most WOFF to CFF2 conversions complete within seconds for standard-sized files. Larger files may take longer depending on the conversion complexity.

What is CFF2 best used for?

CFF2 is ideal for variable fonts, opentype font production, advanced typesetting. Compact Font Format v2, PostScript-based outlines for OpenType variable fonts

Does converting WOFF to CFF2 lose quality?

No, converting WOFF to CFF2 does not cause additional quality loss â€” CFF2 uses lossless compression. However, any artifacts already present in the original WOFF file will persist in the CFF2 output.

What file size should I expect after converting WOFF to CFF2?

CFF2 files are typically 2-5x larger than equivalent WOFF files because CFF2 preserves all pixel data. This is expected and necessary for lossless quality.

Related Tools

View all font converter converters