Runs 100% locally via Rust WebAssembly

Convert OTF to TTF Online Free

Convert OTF to TTF online for free. Fast, private in-browser conversion via WebAssembly with zero file uploads and instant download.

OTF to TTF Output Settings

TTF Quality 92%

High visual fidelity, recommended for photos

Preserve EXIF Metadata Keep camera settings, date, and lens details

Strip GPS Location (Privacy) Remove latitude/longitude coordinates

OTF vs TTF Technical Comparison

Architectural differences, compression standards, and platform support technical specifications

Technical Specifications

Specification	OTF (Source)	TTF (Target)
Full Name	OpenType Font	TrueType Font
MIME Type	font/otf	font/ttf
Compression	CFF / PostScript outlines	Uncompressed Bézier outlines
Transparency (Alpha)	Supported	Supported
Native Browser Support	All Modern Browsers	Universal (100% Browsers)
Typical Payload	80 KB - 350 KB	60 KB - 250 KB
Best Use Case	Professional typography, advanced stylistic alternates, ligatures, and print publishing	Desktop publishing, Windows/macOS operating system fonts, and word processors

Interactive Engineering Utility

Typography Font Subset & Brotli Compression Estimator

Real-time client-side calculation based on your OTF to TTF configuration

Zero Latency • In-Browser

Glyph Count in Font/Document Total vector outlines and OpenType tables

Character Range Target character subsetting coverage

Raw TTF/OTF Font: 187.5 KB

Brotli WOFF2: 46.9 KB (-75%)

FCP Latency Savings: ~140 ms

How to Convert OTF to TTF in 4 Steps

100% private, zero-server upload conversion workflow

Select .OTF Files

Drag and drop your .otf photos or click the browse button to select from your device.

Configure Settings

Tune TTF compression quality, preserve camera EXIF details, or strip GPS location.

Instant WASM Conversion

Compiled Rust WebAssembly decodes the OTF stream and encodes the clean TTF in sub-50ms.

Download TTF

Click download to save your high-compatibility TTF file directly to your downloads folder.

Frequently Asked Questions

Common questions about OTF to TTF conversion

How does in-browser OTF to TTF conversion protect my privacy?

Unlike legacy file converters that upload your confidential files to cloud servers, OpenFileConverter runs 100% locally on your computer or phone using Rust WebAssembly. Your original OTF files never leave your device memory, guaranteeing zero retention.

What is the main difference between OTF and TTF?

OTF (OpenType Font) provides professional typography, advanced stylistic alternates, ligatures, and print publishing, while TTF (TrueType Font) is optimized for desktop publishing, windows/macos operating system fonts, and word processors. Converting allows you to balance file size, compression fidelity, and platform compatibility.

Does converting OTF to TTF degrade visual quality?

No. OpenFileConverter uses high-fidelity chroma subsampling with configurable quality levels (default 92%), ensuring virtually indistinguishable image fidelity with sharp edges and rich colors.

Can I convert multiple files in batch?

Yes. You can drag and drop up to 100 files simultaneously. Because processing executes in parallel on your local CPU threads, batch jobs finish in seconds without queue wait times.