Squircle Scan · Open Source Licenses

Third-party notices and complete license texts for components distributed with this app. Function labels below do not change the upstream license terms.

Document boundary detection component
MIT
Copyright (c) 2024

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Document geometry component
MIT
Copyright (c) 2023 Tanguy MAGNE

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Document appearance component
MIT
Copyright (c) 2024 Jiaxin Zhang

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Read the UNeXt MIT license (offline)

Foreground segmentation
Apache-2.0

Attribution: Xuebin Qin, Zichen Zhang, Chenyang Huang, Masood Dehghan, Osmar R. Zaiane, Martin Jagersand.

Read the complete Apache License 2.0 (offline)

Card correction
Apache-2.0

Published by the Alibaba ReadOptics team under Apache License 2.0.

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Additional attribution for CenterNet-derived components.

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On-device OCR components and language packs
Apache-2.0
Copyright (c) 2026 PaddlePaddle Authors. All Rights Reserved.

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OpenCV 4.12.0
opencv.org
Apache-2.0

Computer vision runtime with bundled third-party components.

Android cpufeatures, ADE, FlatBuffers, Intel ITT API, libjpeg-turbo, libwebp, libpng, LibTIFF, OpenJPEG, OpenEXR / IlmBase, Protocol Buffers, oneTBB, Carotene and KleidiCV.

The original license texts and copyright notices are available offline. Intel ITT API is used under the BSD-3-Clause alternative.

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ONNX Runtime
onnxruntime.ai
MIT

On-device neural-network inference runtime used to execute local models.

MIT License
Copyright (c) Microsoft Corporation

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SQLCipher (Community Edition)
BSD-style
Copyright (c) 2008-2023, ZETETIC LLC
All rights reserved.

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Read the OpenSSL 3.0.14 license (offline)

Includes OpenSSL 3.0.14.

Read the Android binding notices and license (offline)

Zip4j
github.com/srikanth-lingala/zip4j
Apache-2.0

ZIP compression and encrypted packaging, used for file export.

Copyright (c) Srikanth Reddy Lingala
Licensed under the Apache License, Version 2.0

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PdfBox-Android
github.com/TomRoush/PdfBox-Android
Apache-2.0

PDF processing library used for document generation and handling.

PdfBox-Android / Apache PDFBox
Licensed under the Apache License, Version 2.0

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Read the PDFBox NOTICE (offline)

Icon assets
Material Symbols (Outlined, weight 400)
fonts.google.com/icons
Apache-2.0

Interface icon artwork based on the Material Symbols family distributed through Google Fonts.

Read the full Apache License 2.0

Material Symbols
Source: Google Fonts (fonts.google.com/icons)
Licensed under the Apache License, Version 2.0
https://www.apache.org/licenses/LICENSE-2.0
Android official libraries
AndroidX, Material Components, CameraX
developer.android.com
Apache-2.0

Includes AndroidX core-ktx, appcompat, viewpager2, sqlite, Google Material Components, and AndroidX CameraX.

Copyright (c) The Android Open Source Project / Google LLC
Licensed under the Apache License, Version 2.0

Read the CameraX license shipped with the library (offline)

Other runtime components

Kotlin standard library and kotlinx.coroutines are distributed under Apache License 2.0. Google Play Billing and Play Integrity are used under their applicable Google SDK terms.

Complete Apache License 2.0

Read the JetBrains annotations license (offline)

Read the coroutines license (offline)

Bouncy Castle 1.72

Cryptography components: bcprov, bcpkix and bcutil (jdk15to18).

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Google SDK and bundled component notices

Original notices shipped with the listed runtime artifacts. Shared text is stored once; upstream component names and terms are preserved. These notices do not imply that every listed component is active in this app.

billing 8.0.0
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transport-runtime 3.1.8
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play-services-base 18.5.0 / play-services-basement 18.4.0 / play-services-tasks 18.2.0
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play-services-location 19.0.0
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play-services-places-placereport 17.0.0
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core-common 2.0.4
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integrity 1.4.0
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review-ktx 2.0.2
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review 2.0.2
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