Comparison

Artus3d app vs Observe.

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

For healthcare professionals

Free

🏥 Medical

No ratingsView app →

About

Artus3d app

Features

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This app uses the Structure SDK / TrueDepth camera for 3D scanning. Supported device list (updated regularly): https://techmed3d.zohodesk.com/portal/en/kb/articles/minimun-device-requirements Easy scan and order app for the Artus3d hand/wrist orthoses

About

Observe.

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Observe, user-friendly app designed for healthcare professionals to assess heart failure with preserved ejection fraction, featuring the Heart Failure Association (HFA) of the European Society of Cardiology (ESC) scoring systems: HFA-PEFF and H2FPEF (U.S. Score) guidelines. A precise tool to calculate HFpEF risk score using functional, morphological, and biomarker data. It gives a probability and percentage estimation of HFpEF, aiding diagnosis. However, it's not a substitute for professional medical advice or diagnosis. Healthcare providers should rely on comprehensive medical evaluations and their expertise when interpreting results.

Screenshots

Artus3d app3 screens

Observe.4 screens

Verdict

The call

The clearest difference is update cadence: Artus3d app at every 2 months against Observe.'s every 8 months. Observe.'s advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Artus3d app ships an update every 2 months, Observe. every 8 months. The most recent releases landed on October 20, 2026 and October 19, 2026 respectively.

Scorecard2 real differences · 4 level

Artus3d app versus Observe.: the parameters behind the verdict, then further details
Parameter	Artus3d app	Observe.
Price	Free	Free
Update frequency	Every 2 months — better	Every 8 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	15.0	13.0 — better
Further details — not scored
Size	126 MB	29 MB
Age rating	17+	4+
Developer	TechMed 3D	SELECT ICT Systems SAE

In-app purchases

None

Artus3d app

No in-app purchases

None

Observe.

No in-app purchases

Questions

Is Artus3d app free?

Artus3d app is free to download, with no in-app purchases.

Is Observe. free?

Observe. is free to download, with no in-app purchases.

Do Artus3d app or Observe. have ads?

Neither Artus3d app nor Observe. shows ads.

Which is updated more often, Artus3d app or Observe.?

Artus3d app ships an update every 2 months, and Observe. every 8 months. Most recently, Artus3d app was updated on October 20, 2026 and Observe. on October 19, 2026.