DENSE Trial vs COSA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DENSE Trial
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Interactive supplementary material to the final outcome of the first round of the DENSE Trial: MRI in Addition to Mammography Screening in Extremely Dense Breasts ClinicalTrials.gov number: NCT01315015 For support please contact: support at doRadiology dot com
COSA
Access essential drug information and advanced patient resources. This app provides a portion of licensed drug data from a leading healthcare information provider, based on industry-standard databases.
- Essential drug information
- Advanced patient resources
- Licensed drug data
- Industry-standard databases
- Physician-focused resources
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Find essential drug information & advanced patient resources. Physicians Office Resource licenses drug information data from First DataBank and provides a portion of it as a free service to its physician-users. First DataBank is the leading provider of electronic drug information to the healthcare industry. Based on the widely accepted industry standard — the National Drug Data File® — NDDF Plus databases are backed by the most clinically verifiable evidence gathered to date.
Screenshots
Verdict
The clearest difference is ads: DENSE Trial at none against COSA's shown. On price, update cadence, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
DENSE Trial ships an update every 5 months, COSA every 3 months. The most recent releases landed on August 26, 2026 and October 14, 2026 respectively.
| Parameter | DENSE Trial | COSA |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.7 (3 ratings) — better |
| Number of ratings | — | 3 — better |
| Update frequency | Every 5 months | Every 3 months — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 184 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | BestApps BV | MEDICAL EDUCATION RESOURCES, LLC |
In-app purchases
DENSE Trial
No in-app purchases
COSA
No in-app purchases
