# BK Questionnaire vs PayWindow

The clearest difference is in-app purchases: BK Questionnaire at none against PayWindow's 3. BK Questionnaire also leads on iOS requirement (13.5 vs 17.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PayWindow sells 3 in-app purchases, starting at $2.99 per month. BK Questionnaire asks for nothing beyond the download.

BK Questionnaire ships an update every 3 weeks, PayWindow every 4 weeks. The most recent releases landed on October 2, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | BK Questionnaire | PayWindow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (8 ratings)](https://appshunter.io/ios/app/bk-questionnaire/id1619964805/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Monetization | Free | — |
| Size | 159 MB | 4 MB |
| Requires iOS | **13.5** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [BK Assistant, Inc.](https://appshunter.io/developer/1619964807) | [JUAN PABLO VILLA](https://appshunter.io/developer/6802155092) |

## What reviewers say

### BK Questionnaire

[App page](https://appshunter.io/ios/app/bk-questionnaire/id1619964805)

Easily gather and securely submit bankruptcy case information to your attorney. This app simplifies the process with plain-language questions, helpful videos, and document uploading, all accessible from your mobile device.

**Highlights:** Guided questionnaire, Document upload, Work at your own pace, Safe and secure, Mobile-friendly design, Step-by-step videos

**Features:** macOS Compatibility

**In-app purchases:** none


### PayWindow

[App page](https://appshunter.io/ios/app/paywindow/id6802155090)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Yearly | $24.99 | per year |
| Premium Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is BK Questionnaire free?

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

### Is PayWindow free?

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

### Do BK Questionnaire or PayWindow have ads?

Neither BK Questionnaire nor PayWindow shows ads.

### Which is updated more often, BK Questionnaire or PayWindow?

BK Questionnaire ships an update every 3 weeks, and PayWindow every 4 weeks. Most recently, BK Questionnaire was updated on October 2, 2026 and PayWindow on October 11, 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.*