Comparison

NpKs Keyboard vs Signature Notes

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

NpKs Keyboard

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
Read full description

Type Khmer faster, easier, and more naturally with NpKs Keyboard. Designed for everyday communication, NpKs Keyboard introduces an intuitive typing experience that lets you access more characters without switching layouts. With a simple tap for primary characters and swipe gestures for secondary characters, you can type Khmer efficiently while keeping the keyboard clean and easy to use. Whether you're chatting with friends, posting on social media, writing emails, or working on documents, NpKs Keyboard is built to make Khmer typing smooth and enjoyable. Key Features: Smart Tap & Swipe Typing - Tap to enter primary Khmer characters. - Swipe on keys to access secondary characters instantly. - Reduce unnecessary layout switching for faster typing. - Clean and intuitive keyboard design. Personalize Your Keyboard - Make your keyboard truly yours with customization options: - Multiple built-in color themes. - Choose your favorite keyboard color. - Set your own photo as the keyboard background. - Modern and beautiful interface. Fast & Responsive - Lightweight and optimized for smooth performance. - Comfortable typing experience. - Designed for daily Khmer communication. Made for Khmer Users NpKs Keyboard is created with Khmer typing in mind, providing a practical and user-friendly experience for everyone who writes in Khmer. Perfect for: - Messaging - Social media - School and study - Office work - Everyday communication Why Choose NpKs Keyboard? - Innovative tap-and-swipe typing experience - Easy access to secondary Khmer characters - Beautiful customizable themes - Personal background image support - Free to use - Simple, clean, and modern design Our goal is to make Khmer typing more convenient, efficient, and enjoyable for everyone. Download NpKs Keyboard today and experience a smarter way to type Khmer.

About

Signature Notes

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
Read full description

Signature Notes: Where Productivity Meets Play Signature Notes is a versatile workspace designed to capture your ideas in every medium, paired with a sophisticated puzzle experience to keep your mind sharp. Whether you are documenting a lecture, sketching a masterpiece, or sharing a hidden message through the sliding puzzle game, Signature Notes is your all-in-one creative companion. Comprehensive Note-Taking Suite: Capture information exactly how you want it. Signature Notes offers six distinct note types to ensure you never miss a detail: Rich Text: Professional-grade formatting for organized thoughts and long-form writing. Drawing Canvas: Express your creativity with a full suite of brush controls and a vibrant color palette. Multimedia Capture: Record and playback high-quality Audio and Video directly within your notes. Interactive Checklists: Stay on top of your tasks with inline editing, real-time progress tracking and editable list sharing. Annotated Images: Use your built-in camera to take multiple numbered photos and layer them with text and drawings to provide context or feedback. Organization & Sharing: Find what you need in seconds with Full-Text Search and type-specific filtering. Every note is timestamped for easy tracking, and sharing your work with others is seamless. The Slyde Puzzle Game: Take a break from your tasks with Slyde, a deeply integrated sliding tile puzzle that turns Signature Notes into entertainment. Dynamic Difficulty: Choose your challenge, ranging from Easy (3×3) for a quick mental reset to Hard (9×9) for the ultimate logic test. Game Modes: Classic: Traditional tile-sliding action. Note Mode: Transform your own images and notes into a custom puzzle. Open Shared: Play puzzles sent to you by friends and colleagues. Hidden Reveals: Use the proprietary .slyd file format to share puzzles that reveal a secret image or video only when the recipient completes the challenge. Personalization & Performance Signature Notes adapts to your aesthetic and lifestyle: Custom Themes: Toggle between Light, Dark, and several other color theme modes or choose and save your own custom color schemes to match your vibe. Atmospheric Audio: Enhance your puzzle sessions with a dedicated Background Music System featuring multiple selectable tracks. Track Your Growth: Monitor your productivity and puzzle mastery with detailed Points and Statistics. Access all core features and the full Slyde experience, supported by unobtrusive ads. Download Signature Notes today and start capturing your world—one note (and one puzzle) at a time.

Screenshots

NpKs Keyboard4 screens
Signature Notes4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard4 real differences · 6 level
NpKs Keyboard versus Signature Notes: the parameters behind the verdict, then further details
ParameterNpKs KeyboardSignature Notes
PriceFreeFree
Rating3.8 (5 ratings)5.0 (1 ratings) — better
Positive reviews33.3% of reviews—
Number of ratings5 — better1
Update frequencyEvery 3 weeks — betterEvery 5 weeks
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size6 MB40 MB
Age rating4+4+
DeveloperPuthirith NuonWilliam Wilborn

Customer experience

NpKs Keyboard

All ratings5 ratings
Positive40.0%
Neutral60.0%
Negative0.0%
Written reviews3 reviews
Positive33.3%
Neutral66.7%
Negative0.0%

Signature Notes

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

NpKs Keyboard

No in-app purchases

None

Signature Notes

No in-app purchases

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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