Epi Tools vs iECHO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Epi Tools
This app provides a suite of epidemiological calculation tools for disease frequency, association, and effect measures. It also includes sample size calculators, diagnostic test validation, and a comprehensive glossary of terms.
- Measures of disease frequency with confidence intervals
- Measures of association and effect
- Sample size calculators
- Diagnostic test validation
- Post-test probability estimation
- Random number generator
- Epidemiology glossary
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Functions include measures of disease frequency (including confidence intervals for prevalence, incidence risk and incidence rates), measures of association and measures of effect (from 2 × 2 table data), various sample size calculators, diagnostic test validation, estimation of the post-test probability of disease, a random number generator and a comprehensive epidemiology glossary.
iECHO
This app connects participants in a global healthcare education community, providing tools and resources for training and remote mentoring. It aims to democratize knowledge and enhance the delivery of best-practice care to underserved populations worldwide.
- Global community connection
- Training and telementoring tools
- Access to resources
- Knowledge democratization
- Best-practice care for underserved
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Thank you for empowering the Echo community! This update includes: Header and bottom navigation fixes Better accessibility Bug fixes
Screenshots
Verdict
The clearest difference is rating: Epi Tools at 5.0 against iECHO's 2.9. Epi Tools also leads on review sentiment (100% vs 60%) and iOS requirement (13.4 vs 15.0). iECHO's advantage is ratings volume (9 vs 1) and update cadence (every 4 weeks vs every 2 months). On price, ads, in-app purchases and monetization model 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.
Epi Tools holds the better App Store score, 5.0 against 2.9. That said, the two scores are not equally well evidenced: iECHO has 9 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of Epi Tools's written reviews are positive against 60% of iECHO's.
Epi Tools ships an update every 2 months, iECHO every 4 weeks. The most recent releases landed on November 3, 2026 and November 12, 2026 respectively.
| Parameter | Epi Tools | iECHO |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 2.9 (9 ratings) |
| Positive reviews | 100.0% of reviews — better | 60.0% of reviews |
| Number of ratings | 1 | 9 — better |
| Update frequency | Every 2 months | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.4 — better | 15.0 |
| Further details — not scored | ||
| Size | 19 MB | 35 MB |
| Age rating | 12+ | 12+ |
| Developer | Mark Stevenson | Project ECHO |
Customer experience
Epi Tools
iECHO
In-app purchases
Epi Tools
No in-app purchases
iECHO
No in-app purchases
