Comparison

iElastance vs TE Air

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

Head to head
About

iElastance

Features
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iElastance estimates left ventricular end-systolic elastance (Ees), effective arterial elastance (Ea) and their ratio, ventricular–arterial coupling (VAC), from six values you already have at the bedside: cuff pressures, a standard echocardiogram and two systolic time intervals. No catheter, no extra equipment. FREE • Single-beat calculator (Chen et al., J Am Coll Cardiol 2001): systolic and diastolic pressure, ejection fraction, stroke volume, pre-ejection and total ejection time. • Results update as you type, with checks on impossible values. • "How to measure" guide with diagrams of the method of disks and of systolic times on the LVOT pulsed Doppler. IELASTANCE PREMIUM • Pressure–volume diagram: ESPVR and Ea lines, stroke volume, ESP, EDV, ESV and V0. • Cases: keep your 10 most recent cases, each with as many measurements as you need (baseline, after fluids, after a vasopressor or inotrope…). • Trends of VAC, Ea and Ees over time. • PDF report with results, diagrams, measurement table, trends, method and reference, ready to print or share. • Archive export and import to move your cases to another device. PRIVATE BY DESIGN No account, no analytics, no advertising. Cases and reports stay on your device. SUBSCRIPTION iElastance Premium is an auto-renewing yearly subscription with a 7-day free trial for new subscribers. Payment is charged to your App Store account at confirmation of purchase after the trial. The subscription renews automatically unless cancelled at least 24 hours before the end of the current period; manage or cancel it in your account settings. Terms of Use (Apple standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://ielastance.sonable.app/privacy-app.html FOR HEALTHCARE PROFESSIONALS iElastance is intended for physicians and healthcare professionals in intensive care, anaesthesia and cardiology. Results are estimates from a published model and support, never replace, clinical judgement. It does not provide diagnoses or treatment recommendations.

About

TE Air

This medical app pairs with specialized transducers to provide high-quality ultrasound scanning. It offers various scanning modes, presets, and an intuitive interface for efficient patient care and diagnosis. Seamless data management and system interconnectivity support clinical workflows.

Highlights
  • High-quality ultrasound scanning
  • Wireless transducer connectivity
  • Various scanning modes and presets
  • Intuitive user interface
  • Inbuilt data management
  • Seamless clinical workflow integration
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The TE Air application is designed to pair with TE Air series transducers for high quality ultrasound scanning. By combining premium capabilities with a wireless experience, efficient connectivity, high mobility and a robust design for unpredictable environments, the TE Air helps to take care of your patients with confidence and efficiency in unprecedented ways. Features of the TE Air App: 1. Various scanning modes and dedicated presets for different scenarios 2. Intuitive user interface supports ease-of-use 3. Inbuilt data management solution 4. Seamless interconnectivity with information system to complete clinical workflow Features of the TE Air transducer: 1. Wireless scanning 2. Small size, light weight 3. Waterproof and dustproof design The purpose of this system is to provide physicians with data for clinical diagnosis. The physician is responsible for the results of diagnostic procedures. TE Air shall not be liable for the results of diagnostic procedures.The images displayed in this system are only reference for diagnosis. TE Air is not responsible for the correctness of diagnostic results. The TE Air application has only been approved for use on humans in the following regions: America, European Union,Canada,Australia, Japan, TE Air application can also be used in regions that do not require medical device market clearance.

Screenshots

iElastance4 screens
TE Air4 screens

Verdict

The call

The clearest difference is in-app purchases: TE Air at none against iElastance's 1. TE Air also leads on update cadence (every 2 months vs every 8 months). On price, ads, device support and iOS requirement 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. iElastance sells 1 in-app purchase, starting at $9.99 per year. TE Air asks for nothing beyond the download.

UpkeepUpdate frequency

iElastance ships an update every 8 months, TE Air every 2 months. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 8 level
iElastance versus TE Air: the parameters behind the verdict, then further details
ParameteriElastanceTE Air
PriceFreeFree
Rating—4.8 (8 ratings) — better
Positive reviews—66.7% of reviews
Number of ratings—8 — better
Update frequencyEvery 8 monthsEvery 2 months — better
AdsNoNo
In-app purchasesYesNo — better
Monetization—Free
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size58 MB1.3 GB
Age rating12+17+
DeveloperPietro BertiniSHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS CO., LTD

In-app purchases

1 purchases

iElastance

Subscriptions1
  • iElastance Premium7 Days trial$9.991 Year
None

TE Air

No in-app purchases

Questions

Is iElastance free?
iElastance is free to download, with in-app purchases available.
Is TE Air free?
TE Air is free to download, with no in-app purchases.
Do iElastance or TE Air have ads?
Neither iElastance nor TE Air shows ads.
Which is updated more often, iElastance or TE Air?
iElastance ships an update every 8 months, and TE Air every 2 months. Most recently, iElastance was updated on October 30, 2026 and TE Air on October 24, 2026.

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