Comparison

Super Duper Age Calculator vs Visual Countdown Timer Liquid

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

Head to head
About

Super Duper Age Calculator

This application allows for rapid and precise calculation of chronological ages between any two dates. It provides a clear breakdown of years, months, and days, and offers convenient access to past calculations. Users can easily navigate dates and quickly return to the current day.

Highlights
  • Calculate chronological ages
  • See years, months, and days between dates
  • Recall previous calculations
  • Instantly go to today's date
  • Scroll through days, months, and years
  • Standard date picker
Features
Read full description

- Calculate chronological ages quickly and accurately - Easily see years, months, and/or days between any two dates - Quickly recall previous calculations from the history section - Double-tap either date or calendar to go instantly to today's date - Scroll directly through days, months, and years, or ... - Tap the cake icon or calendar icon to bring up the standard date picker Super Duper makes educational materials for kids. Learn more at http://www.SuperDuperInc.com

About

Visual Countdown Timer Liquid

This app offers a visually engaging countdown timer with customizable options. It helps users stay focused for tasks like studying or cooking, and can also be used as an educational tool for children to learn about time management. Features include interval and serial countdowns, soft alarms, and Siri integration.

Highlights
  • Visual countdown timer
  • Customizable colors and fonts
  • Interval and serial countdowns
  • Soft alarms
  • Siri and Shortcuts integration
  • Split view support
Features
Read full description

This is the only timer app you need. Stay focused and on time—perfect for studying, cooking, and more. Introducing Liquid Timer - the ultimate countdown tool for everyone. Whether you're looking to increase productivity, reduce stress, or simply have fun, Liquid Timer has got you covered. With its clear and easy-to-understand interface, Liquid Timer is the perfect countdown app to track time until a specific event or deadline. Say goodbye to the stress and anxiety of missing deadlines, and hello to a more organized, efficient you. But that's not all - Liquid Timer is also a fun and engaging way for kids to learn the concept of time. Use it to set up countdown timers for playtime and meals or use it as a tool to help kids manage their homework time. And the best part? Liquid Timer is highly customizable to fit your specific needs. Adjust the colors, fonts, and display to suit any situation, and take advantage of additional features like pausing, restarting, and resetting the timer for maximum versatility and flexibility. Whether you're working on a project, practicing a presentation, or simply trying to get through your to-do list, Liquid Timer's countdown feature is the perfect tool to keep you on track. With features like interval and serial countdowns, split view support for iPad, soft alarms, and endless loop, Liquid Timer has everything you need to take your countdown game to the next level. Siri and Shortcuts integration. Download Liquid Timer today and start counting down to success like never before. For more, please visit https://watchtowerapps.com Cancellation of Subscription: To manage your subscription, follow the instructions at: https://support.apple.com/en-us/HT202039 Privacy Policy: Your privacy is of utmost importance to us. Read our policy at: https://watchtowerapps.com/privacy/app/Liquid%20Countdown%20Timer Terms of Use: For the terms governing the use of our app, please visit: http://watchtowerapps.com/terms/app/Liquid%20Countdown%20Timer For any inquiries, kindly reach out to us at hello@watchtowerapps.com. We are here to assist you!

Screenshots

Super Duper Age Calculator4 screens
Visual Countdown Timer Liquid4 screens

Verdict

The call

The clearest difference is rating: Visual Countdown Timer Liquid at 4.6 against Super Duper Age Calculator's 2.8. Visual Countdown Timer Liquid also leads on review sentiment (83% vs 50%) and update cadence (fortnightly vs every 9 months). Super Duper Age Calculator's advantage is in-app purchases (none vs 5) and ads (none vs shown). On price 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. Visual Countdown Timer Liquid sells 5 in-app purchases, starting at $1.99 per 7 days. Super Duper Age Calculator asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Visual Countdown Timer Liquid holds the better App Store score, 4.6 against 2.8. That said, the two scores are not equally well evidenced: Visual Countdown Timer Liquid has 697 ratings behind it against 16, so its average is the more settled of the two. Written reviews point the same way: 50% of Super Duper Age Calculator's written reviews are positive against 83% of Visual Countdown Timer Liquid's.

UpkeepUpdate frequency

Super Duper Age Calculator ships an update every 9 months, Visual Countdown Timer Liquid fortnightly. The most recent releases landed on November 1, 2026 and October 24, 2026 respectively.

Scorecard8 real differences · 2 level
Super Duper Age Calculator versus Visual Countdown Timer Liquid: the parameters behind the verdict, then further details
ParameterSuper Duper Age CalculatorVisual Countdown Timer Liquid
PriceFreeFree
Rating2.8 (16 ratings)4.6 (697 ratings) — better
Positive reviews50.0% of reviews83.5% of reviews — better
Number of ratings16697 — better
Update frequencyEvery 9 monthsFortnightly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.0 — better15.0
Further details — not scored
Size8 MB31 MB
Age rating4+4+
DeveloperSuper Duper PublicationsOguz Kaytanci

Customer experience

Super Duper Age Calculator

All ratings16 ratings
Positive37.5%
Neutral12.5%
Negative50.0%
Written reviews56 reviews
Positive50.0%
Neutral8.9%
Negative41.1%

Visual Countdown Timer Liquid

All ratings694 ratings
Positive89.6%
Neutral4.0%
Negative6.3%
Written reviews121 reviews
Positive83.5%
Neutral4.1%
Negative12.4%

User reviews

Super Duper Age Calculator

From 16 App Store ratings

What we love

  • 👍 Easy to use for standardized tests
  • 👍 Calculates age in years-months-days standard
  • 👍 Useful for assessment work
  • 👍 Saves time
  • 👍 Sleek interface

Room to improve

  • 👎 Slow swiping through dates
  • 👎 Incorrect calculations (days borrowed)
  • 👎 App shuts down immediately
  • 👎 Steep learning curve
  • 👎 Not intuitive

Visual Countdown Timer Liquid

From 697 App Store ratings

What we love

  • 👍 Simple and intuitive interface
  • 🚀 Visually appealing timer
  • 🧠 Helpful for ADHD and neurodivergent users
  • 👨‍🏫 Great for classrooms and work settings
  • 🧒 Engaging for kids and toddlers

Room to improve

  • 🔇 Lack of sound or customizable alarms
  • 🕰️ Limited timer duration (only up to 1 hour)
  • 💰 Expensive premium version
  • 📢 Intrusive ads in free version
  • 🤖 Buggy behavior and crashes

Bugs and requests

Super Duper Age Calculator

Reported bugs

10 issues
  • Automatic force stops occurring since IOS 12.0.1 update
  • Shuts down immediately after opening
  • App resets every time it is closed and reopened
  • Calculates age incorrectly on days that have to be 'borrowed'
  • Off by 2 days
Show 5 more
  • When adjusting day, often causes month to change on its own
  • Misalignments cause incorrect chronological age calculations
  • Can't change birthday year
  • Bumps you out for no reason
  • Crashes multiple times

Requested features

5 requests
  • Highlight clicking on birthday cake and calendar icons at the beginning
  • Add toggable weeks function
  • Manually type in dates
  • Add more features down to the hr:min:seconds
  • Option for preferred layout

Visual Countdown Timer Liquid

Reported bugs

3 issues
  • Timer animation not syncing with actual time
  • Inability to restore purchases on new devices
  • Consent management pop-ups causing disruption

Requested features

5 requests
  • Ability to set custom timer durations over 1 hour
  • Option to customize alarm sounds and visuals
  • Integration with productivity apps and Shortcuts
  • Dark mode and color customization options
  • Sync across devices and restore purchases

In-app purchases

None

Super Duper Age Calculator

No in-app purchases

5 purchases

Visual Countdown Timer Liquid

Subscriptions3
  • Premium Timer – Weekly$1.997 Days
  • Premium Timer – Monthly3 Days trial$3.991 Month
  • Premium Timer – Annual$8.991 Year
One-time2
  • Lifetime Countdown Timer$4.99
  • Lifetime Visual Timer$9.99

Questions

Is Super Duper Age Calculator free?
Super Duper Age Calculator is free to download, with no in-app purchases.
Is Visual Countdown Timer Liquid free?
Visual Countdown Timer Liquid is free to download, with in-app purchases available.
Which has better reviews, Super Duper Age Calculator or Visual Countdown Timer Liquid?
Visual Countdown Timer Liquid is rated higher. Super Duper Age Calculator averages 2.8 out of 5 from 16 ratings, while Visual Countdown Timer Liquid averages 4.6 from 697 ratings.
Do Super Duper Age Calculator or Visual Countdown Timer Liquid have ads?
Visual Countdown Timer Liquid shows ads; Super Duper Age Calculator does not.
Which is updated more often, Super Duper Age Calculator or Visual Countdown Timer Liquid?
Super Duper Age Calculator ships an update every 9 months, and Visual Countdown Timer Liquid fortnightly. Most recently, Super Duper Age Calculator was updated on November 1, 2026 and Visual Countdown Timer Liquid on October 24, 2026.

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