Develop apps for our App Store

Integrate your app, increase your reach and start earning money.

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Develop applications with our API

 

Watermelon Messenger offers a powerful API to create extensions for our products. We focus on CRM software, e-mail marketing software and feedback-related software. Integrate with our powerful platform to increase your reach and earn money.

Develop apps for our App Store
Develop apps for our App Store

Sell your app and start earning money

 

You can use our API to develop integrations for over 1000 customers worldwide. Grow your company’s reach and start earning money. Are you a freelancer with a good idea? You can quickly start earning a stable monthly income. We have dedicated partner programs to get your app on the market.

See the App Store

Support

We give you all the tools and support you need to get your awesome apps deployed in our App Store. 

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    Free account

    You get a free account from us to get access to all the information you need.

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    Powerful API

    Our state-of-the-art API is made by the best developers, for the best developers.

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    Detailed documentation

    We created detailed documentation and useful tutorials to get started quickly.

Register and start developing apps!

Register for our developer program and we’ll get in touch with you within a week.

Register