# EDTNA/ERCA vs medScale

EDTNA/ERCA and medScale are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

EDTNA/ERCA ships an update every 2 months, medScale every 6 weeks. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | EDTNA/ERCA | medScale |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/medscale/id6473452526/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | — | Free |
| Size | 21 MB | 75 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Trilobite Technologies, s.r.o.](https://appshunter.io/developer/1106306899) | [Universal Marine Medical International LLC](https://appshunter.io/developer/1718970268) |

## What reviewers say

### EDTNA/ERCA

[App page](https://appshunter.io/ios/app/edtnaerca/id1531289859)

**Features:** macOS Compatibility

**In-app purchases:** none


### medScale

[App page](https://appshunter.io/ios/app/medscale/id6473452526)

This app streamlines remote medical inventory management, tracking supplies, usage, and expiry dates. It simplifies procurement with fixed pricing and ensures remote locations are always equipped for emergencies. The platform also aids in analyzing operational data for training and compliance.

**Highlights:** Remote inventory management, Expiry date tracking, Product usage monitoring, Automated replenishment, Emergency supply readiness, Data analysis for operations

**In-app purchases:** none


## Frequently asked questions

### Is EDTNA/ERCA free?

EDTNA/ERCA is free to download, with no in-app purchases.

### Is medScale free?

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

### Do EDTNA/ERCA or medScale have ads?

Neither EDTNA/ERCA nor medScale shows ads.

### Which is updated more often, EDTNA/ERCA or medScale?

EDTNA/ERCA ships an update every 2 months, and medScale every 6 weeks. Most recently, EDTNA/ERCA was updated on October 7, 2026 and medScale on October 10, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*