# NpKs Keyboard vs Signature Notes

The clearest difference is rating: Signature Notes at 5.0 against NpKs Keyboard's 3.8. NpKs Keyboard's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, update cadence, in-app purchases and device support there is nothing between them.

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

Signature Notes holds the better App Store score, 5.0 against 3.8. That said, the two scores are not equally well evidenced: NpKs Keyboard has 5 ratings behind it against 1, so its average is the more settled of the two.

NpKs Keyboard ships an update every 3 weeks, Signature Notes every 5 weeks. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | NpKs Keyboard | Signature Notes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (5 ratings)](https://appshunter.io/ios/app/npks-keyboard/id1238822869/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/signature-notes/id6762539686/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | **Free** | Ad-supported |
| Size | 6 MB | 40 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Puthirith Nuon](https://appshunter.io/developer/1238822868) | [William Wilborn](https://appshunter.io/developer/1893476384) |

## What reviewers say

### NpKs Keyboard

[App page](https://appshunter.io/ios/app/npks-keyboard/id1238822869)

This app provides a fast and attractive keyboard extension for typing in the Khmer language on iOS devices. It offers full Khmer character support, customizable backgrounds, and intuitive tap-and-swipe input methods. Compatible with iPhones and iPads running iOS 8 and later.

**Highlights:** Full Khmer character support, Customizable keyboard background, Tap and swipe input, iPhone and iPad support, iOS 8+ compatibility

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

**In-app purchases:** none


### Signature Notes

[App page](https://appshunter.io/ios/app/signature-notes/id6762539686)

Capture ideas in various formats, from rich text and drawings to audio, video, and annotated images. Organize and share notes easily, and sharpen your mind with an integrated sliding puzzle game offering customizable challenges and modes.

**Highlights:** Multiple note types (rich text, drawing, multimedia, checklists, annotated images), Full-text search and filtering, Integrated sliding puzzle game, Customizable puzzle difficulty and modes, Custom themes and background music, Productivity and puzzle statistics tracking

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

**In-app purchases:** none


## Frequently asked questions

### Is NpKs Keyboard free?

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

### Is Signature Notes free?

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

### Which has better reviews, NpKs Keyboard or Signature Notes?

Signature Notes is rated higher. NpKs Keyboard averages 3.8 out of 5 from 5 ratings, while Signature Notes averages 5.0 from 1 ratings.

### Do NpKs Keyboard or Signature Notes have ads?

Signature Notes shows ads; NpKs Keyboard does not.

### Which is updated more often, NpKs Keyboard or Signature Notes?

NpKs Keyboard ships an update every 3 weeks, and Signature Notes every 5 weeks. Most recently, NpKs Keyboard was updated on November 2, 2026 and Signature Notes on November 5, 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.*