> For the complete documentation index, see [llms.txt](https://docs.thunkable.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.thunkable.com/blocks/advanced-app-features.md).

# Advanced Blocks

These components require a little more set-up than the other [app features](/blocks/app-features.md), but deliver awesome functionality to your app.

{% content-ref url="/pages/-LZ7M7dLaXQFG7k5JnTI" %}
[Web APIs Blocks](/blocks/advanced-app-features/web-api.md)
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{% content-ref url="/pages/-Lh1L652iVyQPFnws3n0" %}
[Bluetooth Low Energy Blocks](/blocks/advanced-app-features/bluetooth-low-energy.md)
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{% content-ref url="/pages/wLBQFZ2GuTZ7Z4ef4ASr" %}
[In-App Purchase Blocks (with RevenueCat)](/blocks/app-features/in-app-purchase-blocks-with-revenuecat.md)
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{% content-ref url="/pages/vPfuerh87oFIdFUFcvyk" %}
[OpenAI Services ChatGPT Integration Blocks](/blocks/advanced-app-features/openai-services-chatgpt-integration-blocks.md)
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{% content-ref url="/pages/-LjSxwrHZRtPWR8ebr3F" %}
["Any Component" Blocks](/blocks/advanced-app-features/any-component-blocks.md)
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