
The modern platform for creating, sharing, and collaborating on AI prompts. Advanced version control and real-time testing.

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Yoomru shares your Shopify products to Facebook, Instagram, TikTok, Telegram and 7 more networks. Automatically.

Website, pricing, platforms and company facts side by side.
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| Website | diffyn.com | yoomru.com |
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| Company | — | 2026 |
| Listed in |
What each product offers, as listed by its team.


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As answered by people managing Diffyn and Yoomru.
Diffyn's answer
Addresses workflow and change management on LLM prompts, provide teams with traceability and visualization of tests across multiple models, provide deeper understading into efficiency of these prompts.
Yoomru's answer:
Yoomru posts your Shopify products to 11 social networks, including Telegram and Discord, which no other app in the category covers together. It runs fully inside Shopify admin with Managed Pricing, uses no credit system, and its branded product videos render deterministically from your real catalog instead of an unpredictable AI guess. The free plan genuinely publishes, not just previews.
Diffyn's answer
Diffyn is the platform that specializes on both change management and multi-model analysis.
Yoomru's answer:
Most Shopify social apps cover 4 to 8 networks, charge credits per AI action, and run on an external dashboard. Yoomru gives you 11 networks, a real free plan (30 posts per month, no credit card), native Shopify billing, and no credit roulette. It is built by the team behind FS Poster, a WordPress social auto-posting plugin with 8+ years of experience, so the automation engine is proven.
Diffyn's answer
React, Next.js, POSTGRESQL
Yoomru's answer:
Built as a native Shopify embedded app using the Shopify API and Shopify Managed Pricing, with a Polaris-based admin interface.
Diffyn's answer
Professionals incorporating LLMs or AI tools in their workflow and wants to keep track of changes and test their prompts.
Yoomru's answer:
Shopify store owners and e-commerce merchants who want to keep their social channels active without manual posting. It fits solo founders and small teams who sell across multiple networks and want automation that lives inside Shopify rather than a separate tool.
Diffyn's answer
I started working on Diffyn when I notice that prompting has become an essential part of work across many industries. While there are version control platofrms like github, they are not designed for just prompt management are can be overkill such applications, it is also not integrated natively with various LLMs and relevant tools for users to validate ideas and visualise results properly.
Yoomru's answer:
Yoomru comes from the team behind FS Poster, where we spent 8+ years automating social posting for WordPress websites. We kept seeing Shopify merchants struggle with the same problem: the store is live, but the social accounts go stale the moment orders and fulfillment take over. We rebuilt our automation experience natively for Shopify, without a credit system or an external dashboard, and launched Yoomru in 2026.
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