Rosee Skin
Get the app
All features
📈
FEATURE

Skin Progress Tracker: See What's Actually Working Over Time

Daily scans, weekly trends, monthly stories — your skin measured consistently so the changes are impossible to miss.

The most common reason people quit effective skincare routines is that skin changes are slow and hard to perceive in the mirror. Retinol takes eight to twelve weeks to visibly improve texture; vitamin C takes six to twelve to shift pigmentation. When you're looking at your face every day, you can't see the change — until you compare a scan from week one with one from week eight. That's what Rosee's progress tracker makes possible.

Rosee stores daily scan scores for hydration, oiliness, redness, texture, and glow and plots them over time alongside your logged variables — sleep, stress, diet, cycle phase, product changes. The result is a skin journal that measures rather than guesses: you can see exactly when a product started working, when a trigger drove a redness spike, or when a seasonal shift changed your baseline.

How it works

1

Scan once a day in consistent conditions

Morning scans in the same light give you the cleanest trend line. Rosee guides you to consistent framing each time so comparisons are valid.

2

Log context alongside your scan

Tag sleep quality, stress level, diet events, and cycle phase. These become the correlation variables that turn a graph into a story.

3

Read the trend, not just today's score

Weekly and monthly trend views show whether each metric is improving, stable, or declining — and surface correlations between your logged variables and your skin scores.

Why it's different

Measures change, not just states

A single skin score is a snapshot; it tells you where you are but not where you're going. Rosee is built around the trend line — the direction and rate of change is what determines whether your routine is working.

Correlation, not diagnosis

Rosee surfaces patterns in your own data — 'redness scores are consistently higher the week before your period' or 'hydration drops reliably after travel.' It tracks and correlates; it does not diagnose or prescribe. You get the data to draw your own conclusions.

Private by design

Scan history is stored on your device. Your daily photos and scores are yours — they aren't uploaded to a server, shared with third parties, or used to train models. Progress tracking stays local.

Long enough to show real results

Rosee stores up to 90 days of scan history — long enough to capture the full effectiveness window for retinoids, vitamin C, and other slow-acting ingredients. Short-cycle apps that reset monthly miss the story.

Questions

How often should I scan?

Once a day, ideally in the morning before applying products, in consistent lighting. Daily scans produce the most accurate trend lines. Scanning less often still produces useful data but may miss short-term fluctuations that reveal triggers.

Will I be able to see if a product is actually working?

Yes — that's the primary use case. Introduce a new product, scan consistently, and Rosee's trend view will show whether the relevant metric (hydration for a moisturizer, texture for an AHA, redness for a sensitive-skin product) is moving in the right direction over the following weeks.

Can Rosee tell me why my skin changed?

It can surface correlations between your logged variables and your scan scores, but it does not make causal claims. If stress scores are consistently logged before redness spikes, Rosee will show you that pattern — drawing the conclusion is yours to make. This is honest: correlation is observable; causation is a hypothesis to test.

Is my scan history backed up?

Scan history is stored locally on your device. As Rosee is currently in pre-launch, cloud backup features are on the roadmap. We'd rather launch with honest local storage than promise cloud sync before it's robust.

Try Rosee.

On iPhone, on-device, private by design. Free on the App Store.

Download on the App Store