Hydrogen for desk work

Track fatigue. Explain focus.

Start on Windows, enrich it with optional wearables, then let Hydrogen analyze the shifts that matter.

Windows baseline firstOptional wearablesComparison-ready analysis
Install when ready
Download from the Microsoft Store
Hydrogen preview
Compare my last 14 days to the previous 14 and show the clearest fatigue change.
I can highlight the repeated low-energy window, the strongest trend break, and whether coverage quality weakens the comparison.
Hydrogen becomes useful after a few normal workdays of baseline tracking.
Product flow

One workflow, four stages

Sarenica works best when the product story is obvious: capture a Windows baseline, enrich it only when useful, observe whether the shift is real, then ask Hydrogen to explain it.

01
Track
Capture a real baseline

The Windows app collects desktop signals locally so the product starts with your normal work pattern, not a guess.

Desktop detectors and sessions
Baseline capture on Windows
Local-first from day one
02
Integrate
Add context when you want it

Wearables and sync are optional. They enrich the story later instead of blocking the first useful workflow.

Fitbit and Oura support
Optional sync to the web workspace
User-controlled enrichment
03
Observe
See trends before conclusions

Use trend views, comparisons, and coverage checks to spot whether a shift is real before you ask for explanation.

Trend and comparison surfaces
Coverage quality checks
Weekly pattern visibility
04
Analyze
Let Hydrogen explain it

Hydrogen works on top of the baseline and comparisons so answers stay grounded in real windows and repeated changes.

Comparison-first prompts
Repeated-window analysis
Interpretation instead of vague summaries
Contextual install
Start with the Windows app when you are ready

The install step belongs inside the workflow, not as a repeated site-wide push.

Download from the Microsoft Store
What you get

What changes after setup

The payoff is not more tracking for its own sake. It is better comparison quality, more useful timing signals, and narrower questions for Hydrogen.

01
See clearer fatigue and focus comparisons
02
Reduce vague self-tracking and fuzzy memory
03
Spot repeated low-energy or low-focus windows
04
Ask Hydrogen better, narrower questions
Featured guide

Learn the shortest path

Use one featured guide to build a cleaner baseline, then use the blog for fast reads, prompt patterns, and product updates.

Featured guide
Fatigue Tracking for Knowledge Workers

Track fatigue patterns during desk work, reduce noisy conclusions, and build a reliable baseline.

Explore
Ready when you are

Start the Sarenica workflow

Create your account, install on Windows when it makes sense, and come back once your baseline is ready for Hydrogen.