Comparison

Premium Clock Collection vs Studio Clock GX2021

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

Head to head
About

Premium Clock Collection

Enhance your iOS device with a collection of beautifully designed analog clocks. Customize their appearance, toggle display elements like date and seconds, and set reminders. Optimized for OLED screens to save battery and prevent burn-in.

Highlights
  • Customizable clock and hand styles
  • Toggle date, second hand, and battery level
  • Set reminders and notifications
  • OLED screen optimization
  • Adjustable brightness
  • Quick settings access
Features
Read full description

Premium Clock Collection – A Stunning Series of Analog Clocks for iOS Devices Bring elegance to your iPhone or iPad with Premium Clock Collection. Enjoy beautifully designed analog clocks that are both stylish and functional. Features: Switch Clock or Handle Style: Customize the look to match your mood or style. Clean & Efficient Design: A simple, elegant clock that’s easy on the eyes. Show or Hide Options: Toggle the Date, Second Hand, or Battery Level on your clock. Reminders & Notifications: Set timely alerts so you never miss important moments. Energy Efficient: Optimized for OLED displays to save battery life. Adjustable Brightness: Fine-tune the clock brightness for day or night use. OLED Screen Safety: The clock can move slightly to prevent screen burn-in on OLED displays. Your iPhone’s Super Retina OLED display only lights up the pixels in use, keeping the rest completely black to save energy. Quick Settings Access: The settings button automatically hides after a few seconds. Simply tap the same spot to bring the menu back. How You Can Use It: - Set a timer while taking a nap and check the time easily. - Keep track of work or study sessions with a glance. - Use it anywhere a beautiful, functional clock is needed! No Ads. Easy to Use. Support us with an optional In-App Purchase for more clock designs. Thanks for your support! Explore more apps for your iOS devices at nitrio.com

About

Studio Clock GX2021

Transform your space into a professional studio with a highly accurate LED clock inspired by 1970s designs. Perfect for live shows, streams, and podcasts, it offers precise timing and customizable visual elements.

Highlights
  • 1/1000 second accuracy
  • Leap second support
  • 1970s LED design
  • Customizable colors
  • Quarter/half/hourly pips
  • Greenwich Time Signal (GTS)
Features
Read full description

Need to host a time sensitive live show, stream or podcast? Turn your room into a professional studio with this clock that provides you the most accurate time, up to 1/1000 second. (+ leap second support) Design and animations are inspired by the LED clocks from the 70s, still used by radio & television studios, airports, and more. Want a more immersive experience? Enable the pips each quarter hour, half hour or every hour and turn up speakers to enjoy the Greenwich Time Signal (GTS) just like the one on the BBC radio stations. Customise the clock to match your channel or brand identity with exclusive colors, available in-app!

Screenshots

Premium Clock Collection4 screens
Studio Clock GX20213 screens

Verdict

The call

Premium Clock Collection and Studio Clock GX2021 both sit at 4.6 stars, but that hides the real split: 73% of Studio Clock GX2021's written reviews are positive against 38% of Premium Clock Collection's. Studio Clock GX2021 also leads on update cadence (every 3 days vs every 23 months). On price, rating, ratings volume and ads 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. Premium Clock Collection sells 8 one-off in-app purchases and Studio Clock GX2021 sells 9 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.6 for Premium Clock Collection against 4.5 for Studio Clock GX2021. Both are backed by a comparable volume of ratings — 56 and 79 respectively. Written reviews are what separate them: 38% of Premium Clock Collection's written reviews are positive against 73% of Studio Clock GX2021's.

UpkeepUpdate frequency

Premium Clock Collection ships an update every 23 months, Studio Clock GX2021 every 3 days. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 8 level
Premium Clock Collection versus Studio Clock GX2021: the parameters behind the verdict, then further details
ParameterPremium Clock CollectionStudio Clock GX2021
PriceFreeFree
Rating4.6 (56 ratings) — better4.5 (79 ratings)
Positive reviews37.5% of reviews73.0% of reviews — better
Number of ratings5679 — better
Update frequencyEvery 23 monthsEvery 3 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS13 — better14.1
Further details — not scored
Size3 MB3 MB
Age rating4+4+
DeveloperNitrioTrevor Kamhunga

Customer experience

Premium Clock Collection

All ratings56 ratings
Positive89.3%
Neutral3.6%
Negative7.1%
Written reviews8 reviews
Positive37.5%
Neutral37.5%
Negative25.0%

Studio Clock GX2021

All ratings79 ratings
Positive87.3%
Neutral2.5%
Negative10.1%
Written reviews37 reviews
Positive73.0%
Neutral5.4%
Negative21.6%

In-app purchases

8 purchases

Premium Clock Collection

One-time8
  • Premium Clock 1$0.99
  • Premium Clock 2$0.99
  • Premium Clock 3$0.99
Show 5 more
  • Premium Clock 4$0.99
  • Premium Clock 5$0.99
  • Premium Clock 6$0.99
  • Premium Clock 7$0.99
  • Premium Clock 8$0.99
9 purchases

Studio Clock GX2021

One-time9
  • Tangerine$0.99
  • Aqua$0.99
  • Plum$0.99
Show 6 more
  • Banana$0.99
  • Strawberry$0.99
  • Bubblegum$0.99
  • Flora$0.99
  • Maraschino$0.99
  • Color Bundle$2.99

Questions

Is Premium Clock Collection free?
Premium Clock Collection is free to download, with in-app purchases available.
Is Studio Clock GX2021 free?
Studio Clock GX2021 is free to download, with in-app purchases available.
Which has better reviews, Premium Clock Collection or Studio Clock GX2021?
Premium Clock Collection is rated higher. Premium Clock Collection averages 4.6 out of 5 from 56 ratings, while Studio Clock GX2021 averages 4.5 from 79 ratings.
Do Premium Clock Collection or Studio Clock GX2021 have ads?
Neither Premium Clock Collection nor Studio Clock GX2021 shows ads.
Which is updated more often, Premium Clock Collection or Studio Clock GX2021?
Premium Clock Collection ships an update every 23 months, and Studio Clock GX2021 every 3 days. Most recently, Premium Clock Collection was updated on October 29, 2026 and Studio Clock GX2021 on October 24, 2026.

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