# P vs BlindsBook Drapery Calculator

The clearest difference is update cadence: BlindsBook Drapery Calculator at every 3 weeks against P's every 11 months. BlindsBook Drapery Calculator also leads on review sentiment (67% vs 50%) and chart position (#31 vs unranked). On price, ads, in-app purchases and monetization model there is nothing between them.

P costs $0.99 and BlindsBook Drapery Calculator $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

P ships an update every 11 months, BlindsBook Drapery Calculator every 3 weeks. Both last shipped on October 29, 2026.

## The numbers

| Metric | P | BlindsBook Drapery Calculator |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | — | **[4.4 (7 ratings)](https://appshunter.io/ios/app/blindsbook-drapery-calculator/id1357933382/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | 50.0% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 3 weeks** |
| Monetization | Paid | Paid |
| Best chart rank | — | **#31** |
| Size | 6 MB | 7 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yoshiaki Onishi](https://appshunter.io/developer/852893746) | [BlindsBook Corp](https://appshunter.io/developer/1357933381) |

## What reviewers say

### P

[App page](https://appshunter.io/ios/app/p-timer/id1041803365)

This app provides a customizable timer for presentations, lectures, and speeches. It features customizable alerts for target time and overages, a history log, and multiple sound options. It's also useful for sports, studying, and work.

**Highlights:** Customizable target time alerts, Overtime alerts with multiple sounds, History log for past sessions, Analog and digital time display, Multiple sound options (bell, gong), Adjustable time limits

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

**In-app purchases:** none


### BlindsBook Drapery Calculator

[App page](https://appshunter.io/ios/app/blindsbook-drapery-calculator/id1357933382)

**Currently charting:** #31 Top Paid · Business (US App Store)

This app simplifies curtain yardage calculations for ripple fold and pinch pleated styles. Input your measurements, and it provides an estimate for curtain material needed, aiding in price estimation.

**Highlights:** Ripple fold yardage calculation, Pinch pleated yardage calculation, Curtain material estimation, Price estimation aid

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

**In-app purchases:** none


## Frequently asked questions

### Is P free?

P costs $0.99, with no in-app purchases.

### Is BlindsBook Drapery Calculator free?

BlindsBook Drapery Calculator costs $0.99, with no in-app purchases.

### Do P or BlindsBook Drapery Calculator have ads?

Neither P nor BlindsBook Drapery Calculator shows ads.

### Which is updated more often, P or BlindsBook Drapery Calculator?

P ships an update every 11 months, and BlindsBook Drapery Calculator every 3 weeks. Most recently, P was updated on October 29, 2026 and BlindsBook Drapery Calculator on October 29, 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.*