Comparison

MyActivityTracker vs Jigsaw Keyboard

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

Head to head
About

MyActivityTracker

This research application from NTU helps users track their physical activities. It is designed to collect data for academic studies related to activity monitoring.

Highlights
  • Activity tracking
  • Research data collection
  • NTU research project
Read full description

NTU research application for activity tracker.

About

Jigsaw Keyboard

This app offers a customizable keyboard experience with over 10,000 themes, including animated emojis, kaomojis, and text art. It also features an integrated jigsaw puzzle game where users can win new keyboard themes.

Highlights
  • 10,000+ custom keyboard themes
  • Animated emojis and kaomojis
  • Integrated jigsaw puzzle game to win themes
  • Smart auto-correction and cloud prediction
  • Swipe gesture typing
  • HD puzzle themes with multiple difficulty modes
Features
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Kika Jigsaw Keyboard is a brand new HD KEYBOARD with Puzzle theme game and 10000+ free colorful themes,funny emojis,kaomojis,textart,symbols & quotes, designed to make every day communications more fun! *New keyboard with new features: -App UI optimized for iPhone & iPad -Themes suitable for iPhone & iPad 1.Amazing custom themes works in chatting app. Kika Jigsaw Keyboard can be used for any social apps, such as Instagram, Email,Snapchat, TikTok, Line, iMessage, Facebook Messenger, Twitter, WhatsApp,etc 2.Customize your keyboard with 10000+ stylish and new themes, added weekly! Colorful backgrounds to meet your individual needs,such as cute,love, cool,anime,neon,animal,sweetie,glitter,live,rainbow, and even more! 3.Kika Jigsaw keyboard app has a jigsaw puzzle game now! Complete a jigsaw puzzle to get the keyboard theme of your choice and collect all your favorite themes! We have thousands themes waiting for you!Stylish and expressive way to upgrade your keyboard with the style you like! * New Emoji keyboard 1.All iOS 14 Emojis with six different skin tones Funny emojis:Animated emojis,emojis with glasses,middle finger emojis,custom designed emojis and special emoji. 2.Cute text face and kaomoji make typing more fun! 3.Easy to send funny and hot textart,symbols to your friends! * Fast and smart typing 1.Smart auto-correction helps you kill typos: The most powerful grammar check. Auto-correct mistyping, spelling errors and capitalization automatically. 2. Cloud prediction: Enhance next-word prediction and emoji predictions by cloud computing 3.Swipe keyboard: Type faster with smooth gesture typing! 4.Auto Paste: Get a easy way to send your text. 5.Suit for iMessage: Express your feeling by send cute kaomojis on iMessage, fast and easily!Communication can be really different and relax! * Classic jigsaw puzzle game to win themes - Hundreds of puzzles - High definition various themes - Multiple jigsaw difficulty modes to choose - Fundy Puzzle games, anytime, anywhere * How to use 1. Open Settings—General 2. Keyboard—Keyboards 3. Add New Keyboard—Kika Jigsaw Keyboard 4. Allow full access (Optional. We promise we’ll never collect any of your personal info.) 5. Click the "Global" button in Messages to switch the keyboard to Kika Jigsaw Keyboard. * Why Full Access? Allowing Full Access provides you with the latest Themes within the keyboard. We will NEVER collect any sensitive or personal information. Download Kika Jigsaw Keyboard Now! Express yourself and impress your friends! Terms of Use: http://www.kikakeyboard.com/kika_theme_plus_term_of_use.html Privacy: http://www.kikakeyboard.com/privacy_en_kika.html

Screenshots

MyActivityTracker2 screens
Jigsaw Keyboard4 screens

Verdict

The call

The clearest difference is rating: Jigsaw Keyboard at 4.4 against MyActivityTracker's 3.0. Jigsaw Keyboard also leads on ratings volume (2.9K vs 6). MyActivityTracker's advantage is in-app purchases (none vs 10) and ads (none vs shown). On price, update cadence 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. Jigsaw Keyboard sells 10 in-app purchases, starting at $7.99 per 7 days. MyActivityTracker asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Jigsaw Keyboard holds the better App Store score, 4.4 against 3.0. That said, the two scores are not equally well evidenced: Jigsaw Keyboard has 2.9K ratings behind it against 6, so its average is the more settled of the two.

UpkeepUpdate frequency

MyActivityTracker ships an update every 3 weeks, Jigsaw Keyboard monthly. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

Scorecard6 real differences · 4 level
MyActivityTracker versus Jigsaw Keyboard: the parameters behind the verdict, then further details
ParameterMyActivityTrackerJigsaw Keyboard
PriceFreeFree
Rating3.0 (6 ratings)4.4 (2.9K ratings) — better
Positive reviews—60.0% of reviews
Number of ratings62.9K — better
Update frequencyEvery 3 weeks — betterMonthly
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS10.0 — better13.0
Further details — not scored
Size26 MB158 MB
Age rating4+17+
DeveloperT05 Technologies Pte. Ltd.Cheese Mobile, Inc.

Customer experience

MyActivityTracker

All ratings6 ratings
Positive33.3%
Neutral33.3%
Negative33.3%

Jigsaw Keyboard

All ratings2,924 ratings
Positive85.0%
Neutral4.2%
Negative10.9%
Written reviews210 reviews
Positive60.0%
Neutral8.6%
Negative31.4%

Bugs and requests

MyActivityTracker

Not enough reviews yet to summarise bugs or requests.

Jigsaw Keyboard

Reported bugs

4 issues
  • Keyboard not working properly after unlocking
  • Puzzles sometimes have identical pieces making them unsolvable
  • App crashing or freezing during use
  • Purchased items/keyboards disappearing

Requested features

4 requests
  • Add search functionality for keyboards and themes
  • Improve customization options beyond just puzzles
  • Fix the autocorrect to be more accurate
  • Reduce the number of ads or make them less disruptive

In-app purchases

None

MyActivityTracker

No in-app purchases

10 purchases

Jigsaw Keyboard

Subscriptions4
  • Weekly VIP membership3 Days trial$7.997 Days
  • Monthly VIP membership3 Days trial$17.991 Month
  • Monthly VIP membership3 Days trial$19.991 Month
Show 1 more
  • Yearly VIP membership3 Days trial$39.991 Year
One-time6
  • Get 5 puzzlehints$0.99
  • Get 3 potion$2.99
  • Get 30 puzzlehints$4.99
Show 3 more
  • Get 10 potion$6.99
  • Get 75 puzzlehints$9.99
  • Get 30 potion$12.99

Questions

Is MyActivityTracker free?
MyActivityTracker is free to download, with no in-app purchases.
Is Jigsaw Keyboard free?
Jigsaw Keyboard is free to download, with in-app purchases available.
Which has better reviews, MyActivityTracker or Jigsaw Keyboard?
Jigsaw Keyboard is rated higher. MyActivityTracker averages 3.0 out of 5 from 6 ratings, while Jigsaw Keyboard averages 4.4 from 2.9K ratings.
Do MyActivityTracker or Jigsaw Keyboard have ads?
Jigsaw Keyboard shows ads; MyActivityTracker does not.
Which is updated more often, MyActivityTracker or Jigsaw Keyboard?
MyActivityTracker ships an update every 3 weeks, and Jigsaw Keyboard monthly. Most recently, MyActivityTracker was updated on November 3, 2026 and Jigsaw Keyboard on November 7, 2026.

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