Comparison

CozyKey Pro vs JSmartApp

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

Head to head
About

CozyKey Pro

This keyboard app offers larger keys and a familiar layout for a more comfortable and precise typing experience on iPhones. It prioritizes security by not requiring full access and includes features like a dedicated punctuation keyboard and cursor control.

Highlights
  • Larger keys for comfort
  • Familiar keyboard layout
  • No full access required for security
  • One-handed typing support
  • Dedicated punctuation keyboard
  • Precise cursor control with arrow keys
  • Word prediction and auto-correction
Currently charting
Read full description

CozyKey is an innovative keyboard for your iPhone. The unique design provides much bigger keys and a familiar keyboard layout. There is no learning required. With bigger keys, CozyKey provides a remarkably comfortable and precise typing experience. * Secure and security - NO Full Access required. The iOS system ensures that keystrokes cannot be sent to anywhere. * Big keys * Easy to use - Familiar layout * Type with one hand - Keys are still big enough in one handed keyboard especially for big phones. * Key tap animation - Better visual feedback * Thoughtfully crafted punctuation keyboard - Find punctuation marks at a glance. * Beautiful themes (Some themes are available through in-app purchase) * Left/right arrow key - Move cursor precisely with simple action. * Word prediction * Auto-Capitalization * Auto-Correction * Quick Period * Text shortcuts - Make use of Text Replacement in Settings for expanding text like "omw" into "On my way!"

About

JSmartApp

Features
Read full description

JSmartApp is a SmartThings client designed for speed and ease of use. It doesn't replace the existing SmartThings app but it is much faster and makes accessing and controlling your smart home devices much easier. Quickly access all of your SmartThings devices. Assign favorites and sort them how you want to access them. Rooms and devices can be sorted your way. View the status of multiple devices on a single page to get a quick view of your smart home. Home Screen and Lock Screen widgets provide for quick access to your devices

Screenshots

CozyKey Pro4 screens
JSmartApp4 screens

Verdict

The call

The clearest difference is price: JSmartApp at Free against CozyKey Pro's $2.99. CozyKey Pro's advantage is chart position (#199 vs unranked) and iOS requirement (11.1 vs 15.5). On update cadence, ads, 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

JSmartApp is free to download; CozyKey Pro costs $2.99 up front. CozyKey Pro sells 15 one-off in-app purchases and JSmartApp sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

CozyKey Pro ships an update every 4 months, JSmartApp every 7 months. The most recent releases landed on September 25, 2026 and May 17, 2026 respectively.

Scorecard3 real differences · 8 level
CozyKey Pro versus JSmartApp: the parameters behind the verdict, then further details
ParameterCozyKey ProJSmartApp
Price$2.99Free — better
Rating4.2 (102 ratings) — better—
Positive reviews76.6% of reviews—
Number of ratings102 — better—
Update frequencyEvery 4 months — betterEvery 7 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
Best chart rank#199 — better—
DevicesiPhone, iPodiPhone, iPod
Requires iOS11.1 — better15.5
Further details — not scored
Size24 MB7 MB
Age rating4+4+
DeveloperTIAN-KAI CHANGJulian Werfel

Bugs and requests

CozyKey Pro

Reported bugs

3 issues
  • Autocorrect prepends extra letters
  • Inconsistent key presses (n for space, r for t)
  • Apostrophe key placement inconvenient

Requested features

7 requests
  • Adjustable key size
  • Row of number keys at the top
  • Option to remove suggestion bar
  • Swipe type functionality
  • Integration with dark and light mode
Show 2 more
  • Haptic feedback
  • Cheaper full package purchase option

JSmartApp

Not enough reviews yet to summarise bugs or requests.

In-app purchases

15 purchases

CozyKey Pro

One-time15
  • Pink ThemeFree
  • Gold ThemeFree
  • Classic Silver Theme$0.99
Show 12 more
  • Neon Green Theme$0.99
  • Neon Peach Theme$0.99
  • Premium Red Theme$0.99
  • Premium Black Theme$0.99
  • Classic Rose Gold Theme$0.99
  • Premium Blue Theme$0.99
  • Neon Orange Theme$0.99
  • Fancy Blue Theme$0.99
  • Classic Theme Bundle$1.99
  • Fancy Theme Bundle$1.99
  • Neon Theme Bundle$1.99
  • Premium Theme Bundle$1.99
3 purchases

JSmartApp

One-time3
  • Small Tip$0.99
  • Medium Tip$2.99
  • Large Tip$4.99

Questions

Is CozyKey Pro free?
CozyKey Pro costs $2.99, and also offers in-app purchases.
Is JSmartApp free?
JSmartApp is free to download, with in-app purchases available.
Do CozyKey Pro or JSmartApp have ads?
Neither CozyKey Pro nor JSmartApp shows ads.
Which is updated more often, CozyKey Pro or JSmartApp?
CozyKey Pro ships an update every 4 months, and JSmartApp every 7 months. Most recently, CozyKey Pro was updated on September 25, 2026 and JSmartApp on May 17, 2026.

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