# BY My Question vs bladetrader 刀派訓練營

The clearest difference is in-app purchases: BY My Question at none against bladetrader 刀派訓練營's 4. bladetrader 刀派訓練營's advantage is update cadence (every 4 days vs every 3 weeks) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. bladetrader 刀派訓練營 sells 4 one-off in-app purchases. BY My Question asks for nothing beyond the download.

BY My Question ships an update every 3 weeks, bladetrader 刀派訓練營 every 4 days. The most recent releases landed on October 8, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | BY My Question | bladetrader 刀派訓練營 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Size | 23 MB | 41 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jia Hong Kuo](https://appshunter.io/developer/1896336194) | [chensen chao](https://appshunter.io/developer/6775595944) |

## What reviewers say

### BY My Question

[App page](https://appshunter.io/ios/app/by-my-question/id6766905159)

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

**In-app purchases:** none


### bladetrader 刀派訓練營

[App page](https://appshunter.io/ios/app/bladetrader/id6775595942)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stage 1 基礎解鎖 | $9.99 | one-time |
| Stage 3 原油解鎖 | $9.99 | one-time |
| Stage 4 畢業解鎖 | $9.99 | one-time |
| Stage 2 黃金解鎖 | $9.99 | one-time |


## Frequently asked questions

### Is BY My Question free?

BY My Question is free to download, with no in-app purchases.

### Is bladetrader 刀派訓練營 free?

bladetrader 刀派訓練營 is free to download, with in-app purchases available.

### Do BY My Question or bladetrader 刀派訓練營 have ads?

Neither BY My Question nor bladetrader 刀派訓練營 shows ads.

### Which is updated more often, BY My Question or bladetrader 刀派訓練營?

BY My Question ships an update every 3 weeks, and bladetrader 刀派訓練營 every 4 days. Most recently, BY My Question was updated on October 8, 2026 and bladetrader 刀派訓練營 on October 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.*