# Tracer Study vs Edna Pro

Tracer Study and Edna Pro 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.

Tracer Study ships an update fortnightly, Edna Pro every 3 weeks. The most recent releases landed on September 18, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Tracer Study | Edna Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Size | 54 MB | 53 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Vista It Solutions](https://appshunter.io/developer/1381125329) | [Viocare, Inc.](https://appshunter.io/developer/1219443719) |

## What reviewers say

### Tracer Study

[App page](https://appshunter.io/ios/app/tracer-study/id6444187740)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Edna Pro

[App page](https://appshunter.io/ios/app/edna-pro/id6502454028)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Tracer Study free?

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

### Is Edna Pro free?

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

### Do Tracer Study or Edna Pro have ads?

Neither Tracer Study nor Edna Pro shows ads.

### Which is updated more often, Tracer Study or Edna Pro?

Tracer Study ships an update fortnightly, and Edna Pro every 3 weeks. Most recently, Tracer Study was updated on September 18, 2026 and Edna Pro on September 16, 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.*