# WebPDF vs KnowT

The clearest difference is review sentiment: WebPDF at 80% against KnowT's 0%. WebPDF also leads on rating (5.0 vs 1.0). KnowT's advantage is update cadence (every 2 months vs every 22 months) and iOS requirement (15.6 vs 17.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

WebPDF holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 4 and 4 respectively. Written reviews point the same way: 80% of WebPDF's written reviews are positive against 0% of KnowT's.

WebPDF ships an update every 22 months, KnowT every 2 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | WebPDF | KnowT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/webpdf/id937514773/reviews)** | [1.0 (4 ratings)](https://appshunter.io/ios/app/knowt/id1114773073/reviews) |
| Number of ratings | 4 | 4 |
| Positive reviews | **80.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 6 MB | 34 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Doug Diego](https://appshunter.io/developer/292703436) | [Cyquent Infotech Private Limited](https://appshunter.io/developer/1120656522) |

## What reviewers say

### WebPDF

[App page](https://appshunter.io/ios/app/webpdf/id937514773)

Save web pages as PDFs for offline viewing and sharing. Utilize browser extensions to convert web content directly into PDF format.

**Highlights:** Save web pages as PDFs, View saved PDFs, Share PDFs, Safari extensions for PDF conversion

**Features:** macOS Compatibility

**In-app purchases:** none


### KnowT

[App page](https://appshunter.io/ios/app/knowt/id1114773073)

This app connects schools with parents for seamless communication. It allows parents to send important notifications and receive real-time updates on school bus locations. Schools can also broadcast messages, create groups, and share schedules.

**Highlights:** Bi-directional school-parent communication, Student transportation tracking with GPS, Real-time bus boarding/deboarding alerts, Mass messaging and closed user groups, Publishing timetables and event schedules, Hosting parent polls

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WebPDF free?

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

### Is KnowT free?

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

### Which has better reviews, WebPDF or KnowT?

WebPDF is rated higher. WebPDF averages 5.0 out of 5 from 4 ratings, while KnowT averages 1.0 from 4 ratings.

### Do WebPDF or KnowT have ads?

Neither WebPDF nor KnowT shows ads.

### Which is updated more often, WebPDF or KnowT?

WebPDF ships an update every 22 months, and KnowT every 2 months. Most recently, WebPDF was updated on November 1, 2026 and KnowT on November 2, 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.*