Comparison

Thrombosis Guidelines vs VTE Calc

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

Head to head
About

Thrombosis Guidelines

This app provides authoritative guidelines for preventing and treating venous thromboembolism in adult hospital inpatients. Developed by leading NHS professionals, it offers quick access to information for diagnosis and management of thromboses, aiding clinical staff in administering safe anticoagulation.

Highlights
  • Prevent and treat thrombosis
  • Venous thromboembolism management
  • Anticoagulation guidance
  • Deep vein thrombosis investigation
  • Warfarin therapy initiation and monitoring
  • Heparin infusion management
Features
Read full description

GUY'S AND ST THOMAS' NHS FOUNDATION TRUST THROMBOSIS GUIDELINES Prevent and treat thrombosis quickly and effectively. Prevent or treat life-threatening venous thromboembolism in adult hospital inpatients using these authoritative and comprehensive guidelines used by doctors and allied health professionals at some of UK’s leading NHS hospitals. Thousand of lives could be saved every year if health professionals were better at preventing and treating venous thromboembolisms that may arise during hospital stays. Thrombosis Guidelines gives health professionals quick access to the information they need to prevent, diagnose and treat thromboses in adult inpatients. Created by the Professor of thrombosis and haemostasis and the team at Guy’s and St Thomas’ NHS Foundation Trust, this quick reference tool can help clinical staff administer safe, appropriate anticoagulation to adult patients. Topics include •Initiation of warfarin therapy •Monitoring and adjustment of warfarin therapy •Management of unfractionated heparin infusions •Management of over anticoagulation and reversal of warfarin therapy •Investigation and management of a suspected deep vein thrombosis •Venous thromboprophylaxis in medical and surgical patients.

About

VTE Calc

This medical app provides quick access to common scoring systems for calculating the risk of deep venous thrombosis (DVT) or pulmonary embolism (PE). It includes Wells' scores for DVT and PE, the PERC score, and a built-in creatinine clearance calculator for administering low molecular weight heparins.

Highlights
  • Wells' score for DVT
  • Wells' score for PE
  • PERC score
  • Creatinine clearance calculator
  • Risk assessment tools
Features
Read full description

VTE Calc gives you immediate access to the most commonly used scoring systems for calculating the risk of deep venous thrombosis (DVT) or pulmonary embolism (PE). It includes the Wells' scores for DVT and PE and well as the PERC score. If you need to administer low molecular weight heparins, VTE Calc has a creatinine clearance calculator built in.

Screenshots

Thrombosis Guidelines4 screens
VTE Calc3 screens

Verdict

The call

The clearest difference is in-app purchases: Thrombosis Guidelines at none against VTE Calc's 1. VTE Calc's advantage is update cadence (every 2 days vs every 12 months) and iOS requirement (9.0 vs 12.0). On price, ads, monetization model 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. VTE Calc sells 1 one-off in-app purchase. Thrombosis Guidelines asks for nothing beyond the download.

UpkeepUpdate frequency

Thrombosis Guidelines ships an update every 12 months, VTE Calc every 2 days. The most recent releases landed on June 5, 2026 and August 15, 2026 respectively.

Scorecard3 real differences · 7 level
Thrombosis Guidelines versus VTE Calc: the parameters behind the verdict, then further details
ParameterThrombosis GuidelinesVTE Calc
PriceFreeFree
Rating—4.8 (4 ratings) — better
Positive reviews75.0% of reviews—
Number of ratings—4 — better
Update frequencyEvery 12 monthsEvery 2 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.09.0 — better
Further details — not scored
Size5 MB20 MB
Age rating17+12+
DeveloperCranworth Medical LtdLindum Medical Ltd

Customer experience

Thrombosis Guidelines

Written reviews4 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

VTE Calc

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Thrombosis Guidelines

No in-app purchases

1 purchases

VTE Calc

One-time1
  • VTE Calc - remove advertising$0.99

Questions

Is Thrombosis Guidelines free?
Thrombosis Guidelines is free to download, with no in-app purchases.
Is VTE Calc free?
VTE Calc is free to download, with in-app purchases available.
Do Thrombosis Guidelines or VTE Calc have ads?
Neither Thrombosis Guidelines nor VTE Calc shows ads.
Which is updated more often, Thrombosis Guidelines or VTE Calc?
Thrombosis Guidelines ships an update every 12 months, and VTE Calc every 2 days. Most recently, Thrombosis Guidelines was updated on June 5, 2026 and VTE Calc on August 15, 2026.

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