# EngiRoute เตรียมสอบวิศวะ vs Qedra

EngiRoute เตรียมสอบวิศวะ and Qedra 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. EngiRoute เตรียมสอบวิศวะ sells 1 one-off in-app purchase and Qedra sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

EngiRoute เตรียมสอบวิศวะ ships an update every 3 weeks, Qedra every 2 weeks. The most recent releases landed on October 31, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | EngiRoute เตรียมสอบวิศวะ | Qedra |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Size | 14 MB | 23 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ChatStick Company Limited](https://appshunter.io/developer/1165816085) | [Matthew Wong](https://appshunter.io/developer/6774040057) |

## What reviewers say

### EngiRoute เตรียมสอบวิศวะ

[App page](https://appshunter.io/ios/app/engiroute/id6795971943)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EngiRoute Premium | $2.99 | one-time |


### Qedra

[App page](https://appshunter.io/ios/app/qedra-math-solver/id6803934326)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Qedra Pro (Monthly) | $2.99 | per month |
| Qedra Pro (Yearly) | $14.99 | per year |
| Qedra Pro (Lifetime) | $49.99 | one-time |


## Frequently asked questions

### Is EngiRoute เตรียมสอบวิศวะ free?

EngiRoute เตรียมสอบวิศวะ is free to download, with in-app purchases available.

### Is Qedra free?

Qedra is free to download, with in-app purchases available.

### Do EngiRoute เตรียมสอบวิศวะ or Qedra have ads?

Both EngiRoute เตรียมสอบวิศวะ and Qedra show ads.

### Which is updated more often, EngiRoute เตรียมสอบวิศวะ or Qedra?

EngiRoute เตรียมสอบวิศวะ ships an update every 3 weeks, and Qedra every 2 weeks. Most recently, EngiRoute เตรียมสอบวิศวะ was updated on October 31, 2026 and Qedra on November 3, 2026.

---

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