Comparison

LCD Clock vs iSolar

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

Head to head
About

LCD Clock

Transform your device into a stylish digital clock and calendar. It offers a clean, minimal display perfect for any room, with features like international holidays and weather forecasts. Enhance your daily visibility and convenience with this multifunctional utility.

Highlights
  • Digital LCD-style clock display
  • Integrated calendar view
  • International holiday display
  • Weather forecast
  • Six-day calendar support
  • Adjustable screen brightness
Features
Read full description

LCD Clock — Simple Clock & Calendar LCD Clock combines a digital clock and a calendar into one beautifully retro LCD-style desk clock. Just place your iPhone on a charging dock, and your desk instantly gets a clean, easy-to-read clock and calendar. Perfect for your office desk, living room, or bedside table — adding convenience and clarity wherever you are. Key Features - Large, easy-to-read digital clock (12/24-hour format) - Monthly calendar (view up to 7 months) - Public holidays for countries worldwide, automatically fetched and highlighted - Weather forecast for your chosen location (current location supported) - Japanese era (Reiwa) and rokuyō display - Customizable first day of the week - 8 color themes plus a random theme - Adjustable screen brightness, shake-to-light backlight - Full-screen landscape clock mode - Optimized for iPhone Duo (layouts for both the closed and open screens; two months of calendar when open) A True Alarm Clock (iOS 26 and later) Powered by Apple's latest alarm technology (AlarmKit), the alarm has been dramatically upgraded. - Rings with a full-screen alarm even when the app is closed or your iPhone is locked - Breaks through Silent Mode and Focus — and keeps ringing until you stop it - Quick STOP / SNOOZE (5 min) buttons - Adjustable alarm volume in the app. Set it to mute for a silent, screen-only alert (with vibration while the app is open) Notes - Weather requires location access; holiday display requires calendar access - On iOS 25 and earlier, alarms are delivered as notifications (no sound in Silent Mode, and the notification sound stops automatically after a short time) - Please refrain from making complaints regarding malfunctioning alarms.

About

iSolar

Features
Read full description

Are you realizing a solar plant but you don't know how to direct your panel? No more problems with iSolar! iSolar allows you to calculate the best orientation for your photovoltaic panels according to the season.

Screenshots

LCD Clock4 screens
iSolar1 screens

Verdict

The call

The clearest difference is in-app purchases: iSolar at none against LCD Clock's 3. iSolar also leads on update cadence (fortnightly vs every 7 months) and price ($0.99 vs $1.99). LCD Clock's advantage is ads (none vs shown). On 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

LCD Clock costs $1.99 and iSolar $0.99 up front. LCD Clock sells 3 one-off in-app purchases. iSolar asks for nothing beyond the download.

UpkeepUpdate frequency

LCD Clock ships an update every 7 months, iSolar fortnightly. The most recent releases landed on October 27, 2026 and October 9, 2026 respectively.

Scorecard5 real differences · 5 level
LCD Clock versus iSolar: the parameters behind the verdict, then further details
ParameterLCD ClockiSolar
Price$1.99$0.99 — better
Rating4.7 (12 ratings) — better—
Positive reviews61.7% of reviews—
Number of ratings12 — better—
Update frequencyEvery 7 monthsFortnightly — better
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone
Requires iOS26.018.0 — better
Further details — not scored
Size47 MB9 MB
Age rating4+4+
DeveloperforYou inc.Alain Lima

In-app purchases

3 purchases

LCD Clock

One-time3
  • I'll buy you a cup of coffee.$1.99
  • I'll buy you two coffees.$3.99
  • I'll buy you a lot of coffee.$31.99
None

iSolar

No in-app purchases

Questions

Is LCD Clock free?
LCD Clock costs $1.99, and also offers in-app purchases.
Is iSolar free?
iSolar costs $0.99, with no in-app purchases.
Do LCD Clock or iSolar have ads?
iSolar shows ads; LCD Clock does not.
Which is updated more often, LCD Clock or iSolar?
LCD Clock ships an update every 7 months, and iSolar fortnightly. Most recently, LCD Clock was updated on October 27, 2026 and iSolar on October 9, 2026.

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