native_text_recognition

On-device text recognition for Flutter using native APIs.

Platforms

iOS 16.0+: Apple Vision VNRecognizeTextRequest (accurate, revision 3, automatic language detection)
Android: Google ML Kit Text Recognition with multi-language support (Latin, Korean, Chinese, Japanese, Devanagari)

Install

dependencies:
  native_text_recognition: ^0.0.2

Usage

import 'package:native_text_recognition/native_text_recognition.dart';

final ocr = NativeTextRecognition();
final text = await ocr.recognizeText('/absolute/path/to/image.jpg');
print(text);

Features

Automatic language detection: Both platforms automatically detect and handle multiple languages
Multi-language support: Supports Latin, CJK (Chinese, Japanese, Korean), and Devanagari scripts
Optimized performance: Android uses parallel model execution for best accuracy
Line-by-line optimization: Smart per-line model selection on Android for mixed-language documents

Notes

iOS requires deployment target 16.0+.
Android requires minSdk 21.
Example app is in packages/native_text_recognition/example (platform folders are .gitignored).

License MIT — see LICENSE.

Libraries

native_text_recognition package