Comparison

next.calc vs Chess Clock

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

Head to head
About

next.calc

A beautifully designed calculator app that offers a modern and intuitive user experience. It features personalization options, live activities, and widgets for quick access, along with advanced editing capabilities for complex expressions.

Highlights
  • Free with no ads or tracking
  • Customizable themes
  • Live Activities and Lock Screen Widgets
  • One-handed keyboard
  • Infix calculations with syntax highlighting
  • Infinite history and favorite expressions
  • Cursor gestures and trackpad support
Features
Read full description

next.calc is a beautiful and intuitive calculator, reimagined for the modern era, with many useful features: Completely Free - No cost, no ads, no tracking! Themes - Personalize to match your style Live Activities - Quickly jump back into an unfinished expression Lock Screen Widgets - Quickly access from the lock screen One-Handed Keyboard - Effortlessly use on larger phones and tablets A Cursor - Allows for easy typing and editing, just like typing in Messages or Notes Infix Calculations - See the full expression, in context, as you type Multi-Lined Expressions - Making long expressions a pleasure to edit Syntax Highlighting - Makes expressions easier to digest Real-Time Answers - See the answer as you type Infinite History - Easily jump back to a previous expression or answer Favorite Expressions with Notes - Great for storing budgets, calculating tips, formulas, etc. Intuitive Cursor Gestures - Swipe left and right on the keyboard to quickly move the cursor Intuitive Keyboard Gestures - Swipe down (or long press) on keys with secondary values Keyboard and Trackpad Support - Works great with the Magic Keyboard iPad Support & Multitasking - Supports Split View and Slide Over Copy, Cut, and Paste - Double tap on numbers to quickly select and edit them Beautiful Handmade Animations and Icons - Makes the app a delight and a pleasure to use And more!

About

Chess Clock

This app provides a clean, ad-free timer for various chess game formats, including blitz and rapid. It offers customizable time controls, supports Fischer and Bronstein increment modes, and tracks game statistics for both players. Easily adjust time during a game and switch between portrait and landscape orientations.

Highlights
  • Ad-free interface
  • Fischer and Bronstein increment modes
  • Customizable timers
  • Adjust time during game
  • Move counter and statistics
  • Portrait and landscape support
Features
Read full description

Need a fast and reliable chess clock for your speed games? Looking for a clean, distraction-free chess timer without ads? Chess Clock is a simple tool designed to time your chess matches quickly and efficiently — whenever you need it. Perfect for blitz, bullet, rapid, classical chess, or any two-player game where precise time control matters. Why Choose This Chess Clock? ● Clean and simple interface ● No ads — no distractions ● Large, easy-to-read fonts ● Fast and reliable performance ● Designed for both casual and tournament use Key Features ● Select your game duration and increment with just a few taps ● Support for both Fischer and Bronstein increment modes ● Works in portrait and landscape orientation ● Customize your own timers ● Pause the timer at any time ● Adjust remaining time in the middle of a game ● Move counter and game statistics for both players ● Completely ad-free experience — — — How does this chess clock work? Simply select your game duration and increment type, then tap to start. Each player taps their side of the screen after making a move to switch the timer. What increment modes are supported? The app supports both Fischer and Bronstein increments. Fischer adds a fixed amount of time after every move. Bronstein adds time up to the increment amount based on how quickly you moved. Can I adjust the timer during a game? Yes. You can pause the game and adjust the remaining time for either player at any point during the match. Can I create custom time controls? Yes. You can set your own player time, choose an increment type, and specify the increment duration to match any format you need. Does the app track game statistics? Yes. The app records total game time, time played per player, number of moves, and average time per move. Does the app contain ads? No. The app is completely ad-free for a distraction-free experience. Does it work in landscape mode? Yes. The app fully supports both portrait and landscape orientations. Is the app free? The app is free to download and use, with optional premium features available via in-app purchase. — — — If you enjoy the app, please leave a review on the App Store. Your feedback really helps. Questions or suggestions? We'd love to hear from you. Support Email: AppsForParents@gmail.com Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://sites.google.com/site/appsforparentsprivacy/

Screenshots

next.calc4 screens
Chess Clock4 screens

Verdict

The call

The clearest difference is rating: next.calc at 5.0 against Chess Clock's 4.5. next.calc also leads on review sentiment (100% vs 69%) and monetization model (free vs free with in-app purchases). On price, ratings volume, update cadence 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. next.calc sells 3 one-off in-app purchases and Chess Clock sells 6 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

next.calc holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 39 and 42 respectively. Written reviews point the same way: 100% of next.calc's written reviews are positive against 69% of Chess Clock's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 5 weeks. The most recent releases landed on August 26, 2026 and September 19, 2026 respectively.

Scorecard3 real differences · 7 level
next.calc versus Chess Clock: the parameters behind the verdict, then further details
Parameternext.calcChess Clock
PriceFreeFree
Rating5.0 (39 ratings) — better4.5 (42 ratings)
Positive reviews100.0% of reviews — better68.8% of reviews
Number of ratings3942 — better
Update frequencyEvery 5 weeksEvery 5 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.016.4 — better
Further details — not scored
Size5 MB19 MB
Age rating4++4
DeveloperJosh AngelsbergNatalia Jakubczyk-Gajewska

Customer experience

next.calc

All ratings39 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews8 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Chess Clock

All ratings42 ratings
Positive88.1%
Neutral0.0%
Negative11.9%
Written reviews16 reviews
Positive68.8%
Neutral0.0%
Negative31.3%

In-app purchases

3 purchases

next.calc

One-time3
  • Buy me a slice of pizza$2.99
  • Buy me a coffee$4.99
  • Buy me a burrito$9.99
6 purchases

Chess Clock

Subscriptions5
  • 1 Week Premium Subscription7 Days trial$4.997 Days
  • Chess Clock Premium3 Days trial$5.997 Days
  • Chess Clock Premium3 Days trial$7.991 Month
Show 2 more
  • Chess Clock Premium$14.993 Months
  • Chess Clock Premium2 variants$29.991 Year
One-time1
  • Chess Clock Premium Lifetime$29.99

Questions

Is next.calc free?
next.calc is free to download, with in-app purchases available.
Is Chess Clock free?
Chess Clock is free to download, with in-app purchases available.
Which has better reviews, next.calc or Chess Clock?
next.calc is rated higher. next.calc averages 5.0 out of 5 from 39 ratings, while Chess Clock averages 4.5 from 42 ratings.
Do next.calc or Chess Clock have ads?
Neither next.calc nor Chess Clock shows ads.
Which is updated more often, next.calc or Chess Clock?
next.calc ships an update every 5 weeks, and Chess Clock every 5 weeks. Most recently, next.calc was updated on August 26, 2026 and Chess Clock on September 19, 2026.

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