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Local-first macOS menu bar app for tracking AI token usage, credits, reset windows, and spend across providers.

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

Which is more popular?
Based on our record, TokenBar seems to be more popular. It has been mentioned 51 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | tokenbar.site | diffyn.com |
| Pricing | — | |
| Platforms | — | |
| Company | Startup from the United States | — |
| Listed in |
In their own words, as submitted to SaaSHub.


TokenBar is a local-first macOS menu bar app for AI usage visibility and spend awareness. It helps developers, founders, and AI power users monitor token usage, credits, reset windows, provider mix, and cost movement across tools like OpenAI, Claude, Gemini, Cursor, Copilot, OpenRouter, Ollama,...
No description of Diffyn yet.
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Foundry VTT - Module Review - Monk's TokenBar
More videos
The Ultimate Prompt Tool for Creators – Visualize & Organize with Diffyn
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing TokenBar and Diffyn.
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.
Diffyn's answer:
Diffyn is the platform that specializes on both change management and multi-model analysis.
Diffyn's answer:
React, Next.js, POSTGRESQL
Diffyn's answer:
Professionals incorporating LLMs or AI tools in their workflow and wants to keep track of changes and test their prompts.
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.
Share your experience with using TokenBar and Diffyn. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


As someone constantly switching between AI tools, this is actually a pretty useful idea. Token usage and subscription limits get confusing fast, so having a lightweight menu bar app to track everything in one place...
We have no reviews of Diffyn yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


If you are building AI features and want cost to be obvious instead of mysterious, check out TokenBar. - Source: dev.to / 5 months ago
If you want to keep an eye on what AI is really costing you, TokenBar is here: https://tokenbar.site. - Source: dev.to / 6 months ago
I built TokenBar - a macOS menu bar utility that sits quietly in your menu bar and shows your real-time AI token usage across 20+ providers in one glance. - Source: dev.to / 6 months ago
Tracking Diffyn since Jun 2025.
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