I built a mobile app for securely managing API keys, but I have no idea where to find the people who’d actually use it. Any suggestions?

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Hey everyone! I’m an indie developer, and I’ve been working on an app called Charon Vault. It’s a mobile vault specifically designed for people who use multiple AI providers and need somewhere to securely store and organize their API credentials. It supports providers like OpenAI, Anthropic, Gemini, OpenRouter, DeepSeek, and others. Users can create profiles, store multiple API keys, save model IDs and Base URLs, and quickly copy whatever they need when configuring their AI applications. It uses encrypted storage, supports biometric authentication, and includes backup and restore options. It’s essentially a dedicated password manager for AI API credentials, rather than a general-purpose password manager. Here’s where I’m struggling: finding the right audience. I’d love to run a small giveaway of free copies, both to introduce Charon Vault and hopefully get feedback from people who would genuinely use something like this. I’ve looked into AI, programming, and developer subreddits, but most have understandably strict rules against self-promotion and giveaways. So I’m hoping some fellow developers might be able to point me in the right direction. Does anyone know of subreddits, Discord servers, forums, or other communities where people regularly use AI APIs, configure apps with their own API keys, or experiment with multiple AI providers? Ideally, somewhere that might welcome a small giveaway from an independent developer. I’m not looking to spam communities or get around their rules. I’d just like to find people who might actually benefit from Charon Vault, offer them a free copy, and hopefully learn from their feedback. Any suggestions would be greatly appreciated!   submitted by   /u/616ThatGuy [link]   [comments]