Comparison

Selvy PenScript vs Slyder

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

Head to head
About

Selvy PenScript

Transform your handwritten notes into digital text with advanced AI recognition. Supports over 40 languages and various handwriting styles, offering a smooth and customizable input experience.

Highlights
  • Handwriting recognition
  • Supports over 40 languages
  • Cursive handwriting support
  • Specialized ink for beautification
  • Six ink color options
  • Smooth, continuous input
Read full description

Are you fed up with keyboard typos? Do you miss handwriting on a daily basis? Selvy PenScript empowers you to use your own handwriting to input text on your iPhone. Whether your handwriting is neat, squiggly, or cursive, Selvy PenScript will recognize your handwriting based on 20 years of handwriting recognition research and technology brought to you by Selvas AI. Try it out now using either a stylus or your finger! Some of our key features include: ㆍ Specialized ink specially designed to beautify your handwriting ㆍ Six different ink colors you can choose from ㆍ Smooth, continuous input that provides a seamless handwriting experience ㆍ Recognition of over 40 languages with support for cursive handwriting ㆍ Our online handwriting service that enables you to select languages without having to download them Got a question? You can contact us through our customer center or Facebook page. ■ Customer Center: support@selvasai.comk ■ http://www.selvasai.com

About

Slyder

Enhance your typing experience with a customizable keyboard offering extensive gesture controls for navigation, deletion, and text manipulation. It supports multiple languages and offers personalized themes and feedback options.

Highlights
  • Extensive gesture controls
  • Multi-language support
  • Customizable themes
  • Emoji recommendations
  • Copy/paste history
  • Adjustable keyboard height
Features
Read full description

Slyder is a lightweight keyboard built around gestures — slide anywhere to move the cursor, drag the delete key to erase and undo, and keep the tools you actually use one tap above the keys. TYPE IN 38 LANGUAGES Japanese かな 12-key flick and ローマ字 with kana→kanji conversion. Chinese 简体拼音 and 注音. Arabic, Hebrew, Persian and Urdu with full right-to-left layouts. Hindi, Bengali, Tamil, Telugu, Thai, Greek, Korean, English and many more — every one with the same gestures. GESTURES THAT SAVE TAPS - Slide anywhere on the keys to move the cursor, letter by letter - Drag the space bar to move word by word - Drag delete left to erase, right to bring it back - Swipe down to dismiss, swipe up for the number row MAKE IT YOURS - Themes matched to your iPhone color, or a gradient you build yourself - Choose the font your keys are drawn in - An extra row of favorites — buttons, phrases, links, folders - Adjustable keyboard height TOOLS BUILT IN - Clipboard history and a one-tap paste button - Emoji and emoticon suggestions that learn as you type - Cool Fonts and Fun Text - Generative AI with web search - Insights into how you type iCLOUD BACKUP Settings, folders, colors, clipboard, emoji and stats back up to your own iCloud and restore onto a new iPhone in one tap. ON iPAD A native iPad layout with a full number row and Apple-parity key sizing. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Selvy PenScript4 screens
Slyder4 screens

Verdict

The call

The clearest difference is rating: Slyder at 4.5 against Selvy PenScript's 3.6. Slyder also leads on update cadence (every 10 days vs monthly) and ratings volume (1.6K vs 120). Selvy PenScript's advantage is in-app purchases (none vs 12) and iOS requirement (8.0 vs 16.0). On price, review sentiment, ads 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. Slyder sells 12 in-app purchases, starting at $0.99 per month. Selvy PenScript asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Slyder holds the better App Store score, 4.5 against 3.6. That said, the two scores are not equally well evidenced: Slyder has 1.6K ratings behind it against 120, so its average is the more settled of the two. Written reviews point the same way: 66% of Selvy PenScript's written reviews are positive against 69% of Slyder's.

UpkeepUpdate frequency

Selvy PenScript ships an update monthly, Slyder every 10 days. The most recent releases landed on September 28, 2026 and September 29, 2026 respectively.

Scorecard6 real differences · 4 level
Selvy PenScript versus Slyder: the parameters behind the verdict, then further details
ParameterSelvy PenScriptSlyder
PriceFreeFree
Rating3.6 (120 ratings)4.5 (1.6K ratings) — better
Positive reviews65.7% of reviews68.6% of reviews — better
Number of ratings1201.6K — better
Update frequencyMonthlyEvery 10 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS8.0 — better16.0
Further details — not scored
Size48 MB191 MB
Age rating4+4+
DeveloperSELVAS AI Inc.Chiho Chun

Customer experience

Selvy PenScript

All ratings120 ratings
Positive63.3%
Neutral9.2%
Negative27.5%
Written reviews210 reviews
Positive65.7%
Neutral10.5%
Negative23.8%

Slyder

All ratings1,649 ratings
Positive88.4%
Neutral5.0%
Negative6.5%
Written reviews261 reviews
Positive68.6%
Neutral11.5%
Negative19.9%

User reviews

Selvy PenScript

From 120 App Store ratings

What we love

  • ✍️ Excellent handwriting recognition accuracy
  • 🚀 Fast and responsive performance
  • 💰 Free app with no ads
  • 🌍 Supports multiple languages
  • ⚙️ Adjustable recognition delay settings

Room to improve

  • 🐛 Frequent crashes and freezes
  • ⚠️ Compatibility issues with newer iOS versions
  • 🔒 Requires full keyboard access (privacy concerns)
  • 📱 Poor performance on iPad Mini and iPad Pro
  • 🪟 Floating keyboard mode has missing UI elements

Slyder

From 1.6K App Store ratings

What we love

  • 🚀 Fast and responsive keyboard
  • 👍 Highly customizable with many options
  • 💡 Innovative features like top bar customization
  • 👍 Comfortable for users with large fingers
  • 👍 Allows adding a number row above the keyboard

Room to improve

  • 🐛 Occasional bugs and crashes
  • 🐛 Keyboard sometimes switches to default iOS keyboard unexpectedly
  • 🐛 Haptic feedback issues, sometimes stops working
  • 🐛 Keyboard not working properly in certain apps like Chrome and Safari
  • 💰 Paywall for removing ads and accessing premium features

Bugs and requests

Selvy PenScript

Reported bugs

12 issues
  • App crashes on iPhone 12 Pro Max
  • Keyboard not appearing or switching properly
  • Floating keyboard missing buttons (backspace, enter, keyboard switcher)
  • Language selection not working (only Japanese shows despite settings)
  • Incompatible with iOS 15.1.1 and later
Show 7 more
  • Caps lock malfunction with hardware keyboards
  • Terms of Service screen blocks app startup
  • Google Docs on Safari only types one letter at a time
  • Keyboard assets disappearing in floating mode
  • Undo function loses entire sentences
  • Poor recognition with multiple languages simultaneously
  • Kanji not recognized in Japanese mode

Requested features

17 requests
  • Dark mode support
  • Larger writing area for iPad Pro
  • Apple Pencil-only input mode (disable palm detection)
  • Better punctuation and special character recognition
  • Improved undo/redo functionality
Show 12 more
  • Eraser tool for corrections
  • Arabic language support
  • Persian language support
  • Kanji support for Japanese
  • Customizable keyboard button sizes
  • Floating keyboard improvements
  • Better documentation and tutorials
  • Dedicated punctuation button
  • Ability to cross out words while writing
  • Updated UI to match Apple design standards
  • Support for iPad one-hand keyboard mode
  • Adjustable writing space position

Slyder

Reported bugs

4 issues
  • Keyboard sometimes switches to default iOS keyboard unexpectedly
  • Haptic feedback issues, sometimes stops working
  • Keyboard not working properly in certain apps like Chrome and Safari
  • Issues with the keyboard when using the emoji/special character section

Requested features

5 requests
  • Add autocorrect and text prediction features
  • Allow customizing the favorite bar when switching keyboard layers
  • Add support for more languages like Japanese, Chinese, and Urdu
  • Improve stability and reduce bugs
  • Allow disabling the full access permission request

In-app purchases

None

Selvy PenScript

No in-app purchases

12 purchases

Slyder

Subscriptions5
  • Plus$0.991 Month
  • Premium$3.997 Days
  • Plus$7.991 Year
Show 2 more
  • Premium$9.991 Month
  • Premium$59.991 Year
One-time7
  • Support $0.99$0.99
  • Support $1.99$1.99
  • Support $2.99$2.99
Show 4 more
  • Support $4.99$4.99
  • Support $9.99$9.99
  • Support $29.99$29.99
  • Support $99.99$99.99

Questions

Is Selvy PenScript free?
Selvy PenScript is free to download, with no in-app purchases.
Is Slyder free?
Slyder is free to download, with in-app purchases available.
Which has better reviews, Selvy PenScript or Slyder?
Slyder is rated higher. Selvy PenScript averages 3.6 out of 5 from 120 ratings, while Slyder averages 4.5 from 1.6K ratings.
Do Selvy PenScript or Slyder have ads?
Neither Selvy PenScript nor Slyder shows ads.
Which is updated more often, Selvy PenScript or Slyder?
Selvy PenScript ships an update monthly, and Slyder every 10 days. Most recently, Selvy PenScript was updated on September 28, 2026 and Slyder on September 29, 2026.

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