# API Reference > **Note (legacy): A newer version of the Navigation SDK is available** > > This page uses v1.4.2 of the Mapbox Navigation SDK. A newer version of the SDK is available. Learn about the latest version, v2.21.0, in the [Navigation SDK documentation](https://docs.mapbox.com/ios/ja/navigation/guides/). The Mapbox Navigation SDK gives you all the tools you need to add turn-by-turn navigation to your application. [v2.21.1 latest](https://docs.mapbox.com/ios/navigation/api/2.21.1/) Previous versions [v2.21.0](https://docs.mapbox.com/ios/navigation/api/2.21.0/) [v2.20.3](https://docs.mapbox.com/ios/navigation/api/2.20.3/) [v2.20.2](https://docs.mapbox.com/ios/navigation/api/2.20.2/) [v2.20.1](https://docs.mapbox.com/ios/navigation/api/2.20.1/) [v2.20.0](https://docs.mapbox.com/ios/navigation/api/2.20.0/) [v2.19.0](https://docs.mapbox.com/ios/navigation/api/2.19.0/) [v2.18.6](https://docs.mapbox.com/ios/navigation/api/2.18.6/) [v2.18.5](https://docs.mapbox.com/ios/navigation/api/2.18.5/) [v2.18.4](https://docs.mapbox.com/ios/navigation/api/2.18.4/) [v2.18.3](https://docs.mapbox.com/ios/navigation/api/2.18.3/) [v2.18.2](https://docs.mapbox.com/ios/navigation/api/2.18.2/) [v2.18.1](https://docs.mapbox.com/ios/navigation/api/2.18.1/) [v2.18.0](https://docs.mapbox.com/ios/navigation/api/2.18.0/) [v2.17.0](https://docs.mapbox.com/ios/navigation/api/2.17.0/) [v2.16.0](https://docs.mapbox.com/ios/navigation/api/2.16.0/) [v2.15.0](https://docs.mapbox.com/ios/navigation/api/2.15.0/) [v2.14.0](https://docs.mapbox.com/ios/navigation/api/2.14.0/) [v2.13.0](https://docs.mapbox.com/ios/navigation/api/2.13.0/) [v2.12.0](https://docs.mapbox.com/ios/navigation/api/2.12.0/) [v2.11.0](https://docs.mapbox.com/ios/navigation/api/2.11.0/) [v2.10.0](https://docs.mapbox.com/ios/navigation/api/2.10.0/) [v2.9.0](https://docs.mapbox.com/ios/navigation/api/2.9.0/) [v2.8.1](https://docs.mapbox.com/ios/navigation/api/2.8.1/) [v2.8.0](https://docs.mapbox.com/ios/navigation/api/2.8.0/) [v2.7.2](https://docs.mapbox.com/ios/navigation/api/2.7.2/) [v2.7.1](https://docs.mapbox.com/ios/navigation/api/2.7.1/) [v2.7.0](https://docs.mapbox.com/ios/navigation/api/2.7.0/) [v2.6.2](https://docs.mapbox.com/ios/navigation/api/2.6.2/) [v2.6.1](https://docs.mapbox.com/ios/navigation/api/2.6.1/) [v2.6.0](https://docs.mapbox.com/ios/navigation/api/2.6.0/) [v2.5.2](https://docs.mapbox.com/ios/navigation/api/2.5.2/) [v2.5.1](https://docs.mapbox.com/ios/navigation/api/2.5.1/) [v2.5.0](https://docs.mapbox.com/ios/navigation/api/2.5.0/) [v2.4.3](https://docs.mapbox.com/ios/navigation/api/2.4.3/) [v2.4.1](https://docs.mapbox.com/ios/navigation/api/2.4.1/) [v2.4.0](https://docs.mapbox.com/ios/navigation/api/2.4.0/) [v2.3.2](https://docs.mapbox.com/ios/navigation/api/2.3.2/) [v2.3.1](https://docs.mapbox.com/ios/navigation/api/2.3.1/) [v2.3.0](https://docs.mapbox.com/ios/navigation/api/2.3.0/) [v2.2.1](https://docs.mapbox.com/ios/navigation/api/2.2.1/) [v2.2.0](https://docs.mapbox.com/ios/navigation/api/2.2.0/) [v2.1.2](https://docs.mapbox.com/ios/navigation/api/2.1.2/) [v2.1.1](https://docs.mapbox.com/ios/navigation/api/2.1.1/) [v2.0.1](https://docs.mapbox.com/ios/navigation/api/2.0.1/) [v2.0.0](https://docs.mapbox.com/ios/navigation/api/2.0.0/) [v1.4.2](https://docs.mapbox.com/ios/navigation/api/1.4.2/) [v1.4.1](https://docs.mapbox.com/ios/navigation/api/1.4.1/) [v1.4.0](https://docs.mapbox.com/ios/navigation/api/1.4.0/) [v1.3.0](https://docs.mapbox.com/ios/navigation/api/1.3.0/) [v1.2.2](https://docs.mapbox.com/ios/navigation/api/1.2.2/) [v1.2.1](https://docs.mapbox.com/ios/navigation/api/1.2.1/) [v1.2.0](https://docs.mapbox.com/ios/navigation/api/1.2.0/) [v1.1.0](https://docs.mapbox.com/ios/navigation/api/1.1.0/) [v1.0.0](https://docs.mapbox.com/ios/navigation/api/1.0.0/) [v0.40.0](https://docs.mapbox.com/ios/navigation/api/0.40.0/) [v0.39.1](https://docs.mapbox.com/archive/ios/navigation/api/0.39.1/) [v0.39.0](https://docs.mapbox.com/archive/ios/navigation/api/0.39.0/) [v0.38.3](https://docs.mapbox.com/archive/ios/navigation/api/0.38.3/) [v0.38.2](https://docs.mapbox.com/archive/ios/navigation/api/0.38.2/) [v0.38.1](https://docs.mapbox.com/archive/ios/navigation/api/0.38.1/) [v0.38.0](https://docs.mapbox.com/archive/ios/navigation/api/0.38.0/) [v0.37.2](https://docs.mapbox.com/archive/ios/navigation/api/0.37.2/) [v0.37.1](https://docs.mapbox.com/archive/ios/navigation/api/0.37.1/) [v0.37.0](https://docs.mapbox.com/archive/ios/navigation/api/0.37.0/) [v0.36.0](https://docs.mapbox.com/archive/ios/navigation/api/0.36.0/) [v0.35.0](https://docs.mapbox.com/archive/ios/navigation/api/0.35.0/) [v0.34.0](https://docs.mapbox.com/archive/ios/navigation/api/0.34.0/) [v0.33.0](https://docs.mapbox.com/archive/ios/navigation/api/0.33.0/) [v0.32.0](https://docs.mapbox.com/archive/ios/navigation/api/0.32.0/) [v0.31.0](https://docs.mapbox.com/archive/ios/navigation/api/0.31.0/) [v0.30.0](https://docs.mapbox.com/archive/ios/navigation/api/0.30.0/) [v0.29.1](https://docs.mapbox.com/archive/ios/navigation/api/0.29.1/) [v0.29.0](https://docs.mapbox.com/archive/ios/navigation/api/0.29.0/) [v0.28.0](https://docs.mapbox.com/archive/ios/navigation/api/0.28.0/) [v0.27.0](https://docs.mapbox.com/archive/ios/navigation/api/0.27.0/) [v0.26.0](https://docs.mapbox.com/archive/ios/navigation/api/0.26.0/) [v0.25.0](https://docs.mapbox.com/archive/ios/navigation/api/0.25.0/) [v0.24.0](https://docs.mapbox.com/archive/ios/navigation/api/0.24.0/) [v0.23.0](https://docs.mapbox.com/archive/ios/navigation/api/0.23.0/) [v0.22.3](https://docs.mapbox.com/archive/ios/navigation/api/0.22.3/) [v0.22.2](https://docs.mapbox.com/archive/ios/navigation/api/0.22.2/) [v0.22.1](https://docs.mapbox.com/archive/ios/navigation/api/0.22.1/) [v0.22.0](https://docs.mapbox.com/archive/ios/navigation/api/0.22.0/) [v0.21.0](https://docs.mapbox.com/archive/ios/navigation/api/0.21.0/) [v0.20.1](https://docs.mapbox.com/archive/ios/navigation/api/0.20.1/) [v0.20.0](https://docs.mapbox.com/archive/ios/navigation/api/0.20.0/) [v0.19.3](https://docs.mapbox.com/archive/ios/navigation/api/0.19.3/) [v0.19.2](https://docs.mapbox.com/archive/ios/navigation/api/0.19.2/) [v0.19.1](https://docs.mapbox.com/archive/ios/navigation/api/0.19.1/) [v0.19.0](https://docs.mapbox.com/archive/ios/navigation/api/0.19.0/) [v0.18.1](https://docs.mapbox.com/archive/ios/navigation/api/0.18.1/) [v0.18.0](https://docs.mapbox.com/archive/ios/navigation/api/0.18.0/) [v0.17.0](https://docs.mapbox.com/archive/ios/navigation/api/0.17.0/) [v0.16.2](https://docs.mapbox.com/archive/ios/navigation/api/0.16.2/) [v0.16.1](https://docs.mapbox.com/archive/ios/navigation/api/0.16.1/) [v0.16.0](https://docs.mapbox.com/archive/ios/navigation/api/0.16.0/) [v0.15.0](https://docs.mapbox.com/archive/ios/navigation/api/0.15.0/) [v0.14.1](https://docs.mapbox.com/archive/ios/navigation/api/0.14.1/) [v0.14.0](https://docs.mapbox.com/archive/ios/navigation/api/0.14.0/) [v0.13.1](https://docs.mapbox.com/archive/ios/navigation/api/0.13.1/) [v0.13.0](https://docs.mapbox.com/archive/ios/navigation/api/0.13.0/) [v0.12.2](https://docs.mapbox.com/archive/ios/navigation/api/0.12.2/) [v0.12.1](https://docs.mapbox.com/archive/ios/navigation/api/0.12.1/) [v0.12.0](https://docs.mapbox.com/archive/ios/navigation/api/0.12.0/) [v0.11.0](https://docs.mapbox.com/archive/ios/navigation/api/0.11.0/) [v0.10.1](https://docs.mapbox.com/archive/ios/navigation/api/0.10.1/) [v0.10.0](https://docs.mapbox.com/archive/ios/navigation/api/0.10.0/) [v0.9.0](https://docs.mapbox.com/archive/ios/navigation/api/0.9.0/) [v0.8.3](https://docs.mapbox.com/archive/ios/navigation/api/0.8.3/) [v0.8.2](https://docs.mapbox.com/archive/ios/navigation/api/0.8.2/) [v0.8.1](https://docs.mapbox.com/archive/ios/navigation/api/0.8.1/) [v0.8.0](https://docs.mapbox.com/archive/ios/navigation/api/0.8.0/) [v0.7.0](https://docs.mapbox.com/archive/ios/navigation/api/0.7.0/) [v0.6.0](https://docs.mapbox.com/archive/ios/navigation/api/0.6.0/) [v0.5.0](https://docs.mapbox.com/archive/ios/navigation/api/0.5.0/) [v0.4.0](https://docs.mapbox.com/archive/ios/navigation/api/0.4.0/)