Comparison

ecoClock vs bnClock

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

Head to head
About

ecoClock

This app offers a suite of essential tools for daily life, including world clocks, alarms, timers, and a stopwatch. It also provides simple utilities like a compass, spirit level, and calculator, with customizable wallpaper options.

Highlights
  • World date and clock display
  • Customizable alarms and timers
  • Stopwatch with 1/100 sec precision
  • Simple utility tools (compass, spirit level, calculator)
  • Adjustable screen brightness timer
  • Customizable wallpaper
  • Battery status display
Features
Read full description

It is an application which is helpful by the date and clock display corresponding to world each language, alarm, timer, stopwatch, event list display, the status display of a battery, the simple tool (compass, a spirit level, LED lighting, and calculator) that can be risen immediately, and various functions. It is possible to change wallpaper freely. Basically, operation and a display of a tool -- a single tap or swipe, and setup of a tool -- the double-tap. The function is embedded in various places. Please use it, enjoying yourself. [Date] The world's languages can be displayed in format For more information or simple display can be switched [Clock] Display selection of digital or analog clock is possible. Display switching function AM / PM or 24 hour [Brightness Timer] You can drop to the lowest brightness of the LCD backlight does not perform the specified time input, operations such as search. That suppress the consumption of the battery even if you do not attempt to auto-lock setting screen starting 
ON / OFF with a single tap, config with a double tap. You can revert to the standard brightness by sensing the shake of the body also. [Auto Lock Timer] You can delay the time you are free to specify automatic locking of the Setting. (Up to 60 minutes) You can reset the lock automatic timer senses the shaking of the body also start setting screen ON / OFF, with a double tap with a single tap. [Wallpaper] You can save a photo as wallpaper on the spot and took photos in the Photo Library. (Please set in the double-tap when you first start because it is not save the wallpaper.) You can hide the tool icon temporarily. (Double-click the center of the screen) [Alarm] You can set alarms for up to three. (Switch by swiping to the right) Alarms can be set only on specified days of the week every week. (Start screen, configured with double tap) Snooze function.(Interval from 5 to 60 minutes) Snooze function will continue until you stop the alarm.(Up to 12 times in the back ground) Three types of alarm sound can be selected, at the same time vibration can be set (only iPhone) [Timer] You can set the timer for up to three. (Switch by swiping to the left) Three types of alarm sound can be selected. (Start screen, configured with double tap) [Stopwatch] Can be measured up to 1/100 sec. Swipe reset the start / stop, right at the single-tap [Display of battery status] Display of battery power remaining, the display during charging is possible. [View schedule] Calendar Schedule of iOS (90 days maximum) will be listed for the specified period from the date or the current time. [Calculator] Undo / redo functionality and memory of up to three Tax rate calculation function (when you first start, please enter the tax rate.) Calculation results can be copied to the clipboard. [Compass](later iPhone3G, and iPad) Switchable (compass pointed north) magnetic north, true north (north exact) Horizontal instrument that can be measured with respect to a variety of device Both instruments can be calibrated compass horizontal. (Measurement function relative data) [Lighting LED] (later iPhone4) LED lighting that can be used immediately launched Lock mode can be switched or switch lights only while you hold it down. Almost features are available free of charge. However, the advertisement indication may not expect an economy in power consumption effect to use a network and local information frequently. Please pay the fee In-App Purchase, if you like this app. You can add many design and hide the ads.

About

bnClock

This app displays the time with exceptionally large numbers, ideal for nighttime viewing or as a travel alarm. It also offers current weather information and customizable alarm sounds, including music from your library. Personalize your experience with custom background colors or photos.

Highlights
  • Extra-large number display
  • Built-in alarm clock
  • Current weather and forecast
  • Customizable alarm sounds
  • Photo or slideshow backgrounds
  • Customizable background colors
Features
Read full description

Do you ever have trouble reading the clock in the middle of the night? bnClock (big numbers clock) provides the largest numbers your iPhone or iPad will allow. Great to use as travel alarm clock. Also a great use for an old iPhone or iPad. bnClock displays the current weather conditions and the forecast based on your current location. If you prefer, choose a particular location for the forecast. Or, turn off the weather display. Choose a built-in alarm sound, or a song from your music library to use for the alarms. Now with custom background colors, or, use a photograph or slide show as a background.

Screenshots

ecoClock4 screens
bnClock4 screens

Verdict

The call

The clearest difference is in-app purchases: bnClock at none against ecoClock's 3. bnClock also leads on ads (none vs shown) and ratings volume (35 vs 1). ecoClock's advantage is iOS requirement (8.0 vs 13.0). On price, rating, review sentiment 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. ecoClock sells 3 one-off in-app purchases. bnClock asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.0 for ecoClock against 3.9 for bnClock. That said, the two scores are not equally well evidenced: bnClock has 35 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 56% of ecoClock's written reviews are positive against 55% of bnClock's.

UpkeepUpdate frequency

ecoClock ships an update every 3 months, bnClock every 2 months. The most recent releases landed on September 24, 2026 and October 11, 2026 respectively.

Scorecard6 real differences · 4 level
ecoClock versus bnClock: the parameters behind the verdict, then further details
ParameterecoClockbnClock
PriceFreeFree
Rating4.0 (1 ratings) — better3.9 (35 ratings)
Positive reviews56.3% of reviews — better55.2% of reviews
Number of ratings135 — better
Update frequencyEvery 3 monthsEvery 2 months — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS8.0 — better13.0
Further details — not scored
Size29 MB16 MB
Age rating4+4+
DeveloperAtsuhiko TanakaJim Calvin

Customer experience

ecoClock

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews16 reviews
Positive56.3%
Neutral18.8%
Negative25.0%

bnClock

All ratings35 ratings
Positive68.6%
Neutral14.3%
Negative17.1%
Written reviews29 reviews
Positive55.2%
Neutral20.7%
Negative24.1%

In-app purchases

3 purchases

ecoClock

One-time3
  • iPhone version$5.99
  • iPad version$8.99
  • Full version$11.99
None

bnClock

No in-app purchases

Questions

Is ecoClock free?
ecoClock is free to download, with in-app purchases available.
Is bnClock free?
bnClock is free to download, with no in-app purchases.
Which has better reviews, ecoClock or bnClock?
ecoClock is rated higher. ecoClock averages 4.0 out of 5 from 1 ratings, while bnClock averages 3.9 from 35 ratings.
Do ecoClock or bnClock have ads?
ecoClock shows ads; bnClock does not.
Which is updated more often, ecoClock or bnClock?
ecoClock ships an update every 3 months, and bnClock every 2 months. Most recently, ecoClock was updated on September 24, 2026 and bnClock on October 11, 2026.

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