Comparison

InnoClock vs Delta Calc

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

Head to head
About

InnoClock

Transform your phone's home screen and charging screen with a variety of artistic clock widgets. Choose from over 20 unique styles, including flip, analog, digital, and roulette clocks, to personalize your device's time display.

Highlights
  • Dozens of crafted clock styles
  • Flip, analog, digital, and roulette designs
  • Home screen widgets in multiple sizes
  • Charging screensaver functionality
  • Customizable aesthetics (minimalist, neon, pastel)
  • Over 20 unique clock designs
Features
Read full description

InnoClock – Where Time Meets Art Tired of the same boring digital numbers staring back at you every time you check your phone? InnoClock is here to change that. Transform your home screen into a gallery of time. With dozens of meticulously crafted clock styles—from the nostalgic flip clock that feels like a retro train station, to sleek analog hands that echo classic watchmaking, to futuristic roulette wheels that spin with every second—InnoClock turns a mundane utility into a daily source of joy. 20+ stunning styles, one app. Flip Clock: Vintage charm with a satisfying flip animation Analog Clock: Classic elegance with customizable hands and dials Digital Clock: Clean, modern, and readable at a glance Roulette Clock: A bold, playful take on time-telling And many more: Minimalist, Neon, Transparent, Gradient, and more Widgets that make your home screen pop. Place InnoClock widgets on your home screen and enjoy beautiful timekeeping at a glance. Choose from multiple widget sizes and styles to match your aesthetic—whether you love clean minimalism, vibrant neon, or soft pastels. Set it as your charging screensaver. Turn your idle charging screen into a captivating timepiece. Every time you plug in, your phone becomes a beautiful desk clock that draws compliments. 【How to set as Charging Screensaver:】 1. Open the Shortcuts app 2. Tap on "Automation" 3. Create a personal automation 4. Scroll down and select "Charger" 5. Choose "Connected", then tap Next 6. Select "Open App", choose InnoClock, and tap Next 7. Turn off "Ask Before Running" and tap Done We're here for you. Love the app? A 5-star rating means the world to us—it fuels our passion to keep creating beautiful updates. Have questions or suggestions? Reach out anytime. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Email: hucdmail@gmail.com Discord: https://discord.gg/TjNUaNNhp Download InnoClock today and fall in love with time all over again.

About

Delta Calc

Quickly calculate percent changes, discounts, and financial gains without complex math. Solve for any of the three values in the percent change formula with an intuitive interface and fun animations.

Highlights
  • Calculate percent changes
  • Solve for any variable in the formula
  • Customizable decimal places
  • Haptic feedback
  • Fun animations
  • Adjustable keyboard buttons
Features
Read full description

A fast, easy, and fun-to-use percent change calculator. Now you can quickly calculate discounts, financial gains, and percent changes without having to use Excel, Google, or do the long math. Delta Calc can solve for any of the three values within the percent change formula. It solves for the a, b, or c value in the percent change formula ((b - a) / a) * 100 = c. Other features include: - Haptic feedback (can be disabled if desired) - Change the number of decimal places displayed in the result (from 0 to 10) - Fun animation when tapping the swap button (warning: could become addictive) - Delightful to tap number pad buttons - Enable and disable keyboard buttons Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy: https://deltacalc.app/privacy Support: https://deltacalc.app/support

Screenshots

InnoClock4 screens
Delta Calc3 screens

Verdict

The call

The clearest difference is price: InnoClock at Free against Delta Calc's $0.99. Delta Calc's advantage is update cadence (every 3 days vs every 4 weeks). On rating, ratings volume, ads and in-app purchases 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

InnoClock is free to download; Delta Calc costs $0.99 up front. InnoClock sells 7 in-app purchases, starting at $2.99 per month and Delta Calc sells 3 in-app purchases, starting at $0.99 per month. 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 — 5.0 for InnoClock against 5.0 for Delta Calc. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

UpkeepUpdate frequency

InnoClock ships an update every 4 weeks, Delta Calc every 3 days. The most recent releases landed on October 2, 2026 and October 17, 2026 respectively.

Scorecard3 real differences · 6 level
InnoClock versus Delta Calc: the parameters behind the verdict, then further details
ParameterInnoClockDelta Calc
PriceFree — better$0.99
Rating5.0 (1 ratings)5.0 (2 ratings)
Number of ratings12 — better
Update frequencyEvery 4 weeksEvery 3 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium — betterPaid
DevicesiPhone, iPadiPhone, iPad
Requires iOS17 — better17.6
Further details — not scored
Size22 MB2 MB
Age rating4+4+
Developer成东 胡Stephen Coffey

Customer experience

InnoClock

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Delta Calc

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

7 purchases

InnoClock

Subscriptions3
  • Monthly Subscription$2.991 Month
  • Quarterly Subscription$4.993 Months
  • Yearly Subscription$9.991 Year
One-time4
  • 1-Month Plan$3.99
  • 3-Month Plan$5.99
  • 1-Year Plan$12.99
Show 1 more
  • Lifetime Membership$19.99
3 purchases

Delta Calc

Subscriptions2
  • Delta Calc Monthly$0.991 Month
  • Delta Calc Yearly$4.991 Year
One-time1
  • Delta Calc Lifetime$9.99

Questions

Is InnoClock free?
InnoClock is free to download, with in-app purchases available.
Is Delta Calc free?
Delta Calc costs $0.99, and also offers in-app purchases.
Which has better reviews, InnoClock or Delta Calc?
InnoClock and Delta Calc are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.
Do InnoClock or Delta Calc have ads?
Neither InnoClock nor Delta Calc shows ads.
Which is updated more often, InnoClock or Delta Calc?
InnoClock ships an update every 4 weeks, and Delta Calc every 3 days. Most recently, InnoClock was updated on October 2, 2026 and Delta Calc on October 17, 2026.

Other comparisons