Open Source Notices

Video to MP3

These notices identify open-source software and shipped package licenses used by Video to MP3 on iOS and Android. Apple system frameworks are not listed here.

Android Audio Conversion

• FFmpegKit Audio 8.1.7 - maintained Android FFmpegKit audio package, LGPL-3.0. Its published package metadata identifies the corresponding source and bundled audio-codec build.
• Smart Exception Java/Common 0.2.1 - BSD 3-Clause License.
• Usage note: the Android app invokes the bundled libmp3lame encoder and does not add a separate native modification to FFmpegKit.

Core App Functionality

• SwiftLAME - Swift wrapper around LAME, LGPL-2.1.
• LAME MP3 Encoder - LGPL-2.1.
• Usage note: the app uses LAME for MP3 encoding and does not use LAME/mpglib MP3 decoding APIs.

Purchases

• RevenueCat iOS SDK - MIT License, Copyright RevenueCat, Inc.
• RevenueCat Android SDK - MIT License, Copyright RevenueCat, Inc.

App Services

• Firebase iOS SDK - Apache-2.0 License, Copyright Google LLC. This app links FirebaseCore, FirebaseCrashlytics, FirebaseAnalytics, and FirebaseRemoteConfig.
• Firebase Android SDK - Apache-2.0 License, Copyright Google LLC. The Android release uses Analytics, Crashlytics, and Remote Config.

Ads And Consent

• Google Mobile Ads SDK Swift Package - Apache-2.0 package license, Copyright Google LLC.
• Google User Messaging Platform Swift Package - Apache-2.0 package license, Copyright Google LLC.
• The Android release also includes Google Play Billing, In-App Review, Google Mobile Ads, and User Messaging Platform under their applicable Google SDK terms.

Android UI And Storage Packages

• AndroidX Core, Activity, Lifecycle, Room, Compose, Material, and Media3 - Apache-2.0 License.
• Kotlin standard library and kotlinx.coroutines - Apache-2.0 License.

UI And Helper Packages

• Reorderable - MIT License, Copyright Vis Fitness Inc.

Transitive Google And Firebase Packages

The current iOS package resolution may also include these Google/Firebase support packages:

• abseil-cpp-binary 1.2024072200.0
• App Check 11.2.0
• Google Ads On Device Conversion iOS SDK 3.5.0
• GoogleAppMeasurement 12.13.0
• GoogleDataTransport 10.1.0
• GoogleUtilities 8.1.0
• gRPC binary 1.69.1
• GTMSessionFetcher 5.3.0
• InteropForGoogle 101.0.0
• leveldb 1.22.5
• nanopb 2.30910.0
• Promises 2.4.0

License Texts

• SwiftLAME/LAME license text: GNU LGPL 2.1.
• SwiftLAME/LAME source availability: SwiftLAME source package and LAME project.
• RevenueCat and Reorderable license text: MIT License.
• Firebase and Google package license text: Apache License 2.0.
• FFmpegKit Android license text: GNU LGPL 3.0.
• Smart Exception license text: BSD 3-Clause License.

About These Notices

These notices identify shipped third-party package license obligations for Video to MP3. Privacy disclosures for purchases, ads, consent, and analytics belong in the relevant app Privacy Policy and App Store privacy answers.