Comparison

Big Clock vs Tool Clock

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

Head to head
About

Big Clock

This utility app displays the current day, time, and date in a large, full-screen digital format. It offers customization options for clock digit color and includes integrated alarm, timer, and stopwatch functionalities with advanced settings like repetition and lap tracking.

Highlights
  • Full-screen digital clock display
  • Customizable digit colors
  • Multiple alarm settings
  • Countdown timer
  • Stopwatch with lap feature
  • Display day and date
Features
Read full description

Big Clock: The Ultimate High-Visibility Digital Display. Never struggle to read the time again. Big Digital Clock transforms your entire screen into a massive, crystal-clear time hub. Whether you need a reliable bedside clock for your nightstand or a giant countdown timer for the gym, our app delivers maximum visibility with a minimalist touch. WHY USERS LOVE BIG CLOCK: The Biggest Display: A true full-screen experience designed for visibility from across the room. Aesthetic Themes: Personalize your display with vibrant neon colors and high-contrast glow effects. Precision Tools: Includes a high-contrast Stopwatch with Laps and a Countdown Timer for workouts or study sessions. Smart Nightstand Alarms: Set multiple alarms with custom snooze, repetition, and loud wake-up tones. KEY FEATURES: 12/24 Hour Toggle: Switch formats instantly to suit your preference. Full Customization: Use the professional color picker to match your room’s aesthetic. Stay Punctual: A simple, distraction-free interface that stays active while you work or sleep. Stay punctual with the most readable clock on the App Store. Download Big Digital Clock today! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Tool Clock

This utility app offers comprehensive time management tools, including world clocks with time zones and maps, customizable alarms, and versatile timers for workouts and sports. It simplifies time input with a one-tap selection mechanism.

Highlights
  • World clock with time zones and maps
  • Customizable alarms with fast time input
  • Stopwatch with lap counting and workout timers
  • Sports game timers (football, basketball, etc.)
  • Multiple parallel timers
  • Screen always on display
Features
Read full description

You're looking for clock app with match entire timing management? The app is the right choice! All kinds of time management are in one app, as screen always on, hourly chimes, workout exercises counting, a football match timer, and so on. Come along with convenience time input with one-tapped to pick hours, minutes by rounds clock and bars selection. Features: World clock: - Time zone of any cities over the world with map location. - Day and night world map by time changed. - Half hourly chimes notification as the hand watch alert, which is customizable. - Big digits clock with screen always on. Alarm: - Traditional alarms. - Fast and convenience time input mechanism. No more long scroll to pick your desired hours, minutes, just one-tapped and finish. Stopwatch: - Classic laps count. - Workout plan counting down, with voice counting included, customizable exercises. The default plan comes with Push-up; Crunch; Squat and Lift-up. - Sport games timer are available for football, basket ball, boxing, martial match and rugby. Timer: - Multiple timers could be played in parallel for your tasks monitoring. - Time picking bars will cost you one tap to get desired time.

Screenshots

Big Clock4 screens
Tool Clock4 screens

Verdict

The call

The clearest difference is review sentiment: Tool Clock at 100% against Big Clock's 0%. Tool Clock also leads on rating (4.0 vs 3.3) and ads (none vs shown). Big Clock's advantage is monetization model (ad-supported vs free with in-app purchases) and ratings volume (3 vs 1). On price, in-app purchases 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. Big Clock sells 3 in-app purchases, starting at $4.99 per 7 days and Tool Clock sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Tool Clock holds the better App Store score, 4.0 against 3.3. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews point the same way: 0% of Big Clock's written reviews are positive against 100% of Tool Clock's.

UpkeepUpdate frequency

Big Clock ships an update every 3 months, Tool Clock monthly. The most recent releases landed on September 16, 2026 and September 14, 2026 respectively.

Scorecard7 real differences · 3 level
Big Clock versus Tool Clock: the parameters behind the verdict, then further details
ParameterBig ClockTool Clock
PriceFreeFree
Rating3.3 (3 ratings)4.0 (1 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings3 — better1
Update frequencyEvery 3 monthsMonthly — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPod
Requires iOS18.015.0 — better
Further details — not scored
Size66 MB7 MB
Age rating4+4+
DeveloperKevin GhoriNghia Huynh Quang

Customer experience

Big Clock

All ratings3 ratings
Positive33.3%
Neutral33.3%
Negative33.3%
Written reviews2 reviews
Positive0.0%
Neutral50.0%
Negative50.0%

Tool Clock

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Big Clock

Subscriptions3
  • Big Digital Clock Weekly Plan$4.997 Days
  • Big Digital Clock Monthly Plan$9.991 Month
  • Big Digital Clock Yearly Plan$49.991 Year
1 purchases

Tool Clock

One-time1
  • Pro features$0.99

Questions

Is Big Clock free?
Big Clock is free to download, with in-app purchases available.
Is Tool Clock free?
Tool Clock is free to download, with in-app purchases available.
Which has better reviews, Big Clock or Tool Clock?
Tool Clock is rated higher. Big Clock averages 3.3 out of 5 from 3 ratings, while Tool Clock averages 4.0 from 1 ratings.
Do Big Clock or Tool Clock have ads?
Big Clock shows ads; Tool Clock does not.
Which is updated more often, Big Clock or Tool Clock?
Big Clock ships an update every 3 months, and Tool Clock monthly. Most recently, Big Clock was updated on September 16, 2026 and Tool Clock on September 14, 2026.

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