Comparison

Calenda vs TIMER Operation

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

Head to head
About

Calenda

Manage your daily schedule with a stylish and personalized calendar app. Offers multiple views, customizable designs, and seamless syncing with existing calendars. Set reminders to never miss an event.

Highlights
  • Multiple calendar views (Day, Week, Month, List)
  • Customizable color schemes and fonts
  • Seamless syncing with iCloud and other calendars
  • Customizable event reminders
  • User-friendly and intuitive interface
Features
Read full description

**Introducing Aesthetic Calendar – Your New Stylish Way to Stay Organized** Discover the sleek, modern design of Aesthetic Calendar, a unique and personalized app to manage your daily schedule with style. With its clean, minimalist aesthetic, Aesthetic Calendar offers an elegant yet functional approach to planning your day, week, and month. **Key Features:** * Multiple Views: Choose between Day, Week, Month, and List views to fit your personal workflow and stay on top of your schedule. Whether you need a detailed view of the day or a broad overview of the month, Aesthetic Calendar has you covered. * Customizable Design: Personalize your calendar experience with various color schemes and font styles to make it truly yours. Tailor it to your taste and make your scheduling experience as unique as you are. * Seamless Syncing: Stay organized across all your devices by syncing with your existing calendars, including iCloud. All your events and appointments will be automatically updated, so you never have to worry about missing anything. * Set Reminders: Never forget an important event again. Set customizable reminders to stay ahead of your schedule and make sure you're always prepared. * User-Friendly Interface: Aesthetic Calendar's intuitive design makes it easy to navigate, ensuring you spend less time managing and more time doing what you love. --- Download Aesthetic Calendar Today and elevate your organization game with a touch of style. Experience how effortless managing your time can be!

About

TIMER Operation

Features
Read full description

Timer Operations is an advanced monitoring and management app designed for Smart Street Light control and Streetlight Automation with Central Control Monitoring System (CCMS). It provides comprehensive features to monitor and manage streetlights efficiently. Key features include: - Device Online/Offline Graph: Monitor the status of your streetlight devices in real-time. - Meter Connectivity Graph: Ensure successful meter-to-device connections with detailed graphs. - Google Maps Integration: View the exact locations of installed devices on Google Maps. - Meter Consumption Graph: Track daily energy consumption with detailed graphs. - Power Saving in kWh Graph: Monitor daily power savings in kilowatt-hours. With Timer Operations, streamline your streetlight automation and enhance energy efficiency. Download now to take control of your smart streetlights!"

Screenshots

Calenda4 screens
TIMER Operation4 screens

Verdict

The call

The clearest difference is in-app purchases: TIMER Operation at none against Calenda's 1. Calenda's advantage is update cadence (every 4 days vs every 2 weeks) and iOS requirement (13.0 vs 15.1). On price, ads 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. Calenda sells 1 one-off in-app purchase. TIMER Operation asks for nothing beyond the download.

UpkeepUpdate frequency

Calenda ships an update every 4 days, TIMER Operation every 2 weeks. The most recent releases landed on November 2, 2026 and October 23, 2026 respectively.

Scorecard3 real differences · 7 level
Calenda versus TIMER Operation: the parameters behind the verdict, then further details
ParameterCalendaTIMER Operation
PriceFreeFree
Rating4.1 (139 ratings) — better—
Positive reviews11.4% of reviews—
Number of ratings139 — better—
Update frequencyEvery 4 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.1
Further details — not scored
Size10 MB67 MB
Age rating4+4+
DeveloperB TO J PTY LTDGopi Gadhiya

Bugs and requests

Calenda

Reported bugs

13 issues
  • Calendar data wiped
  • Cannot delete events
  • Event colors not saving
  • Purchase not restoring
  • App not saving calendar
Show 8 more
  • Syncing issues
  • App crashes
  • Error messages
  • Notifications for deleted events
  • Access authorization errors
  • Start of week setting not working
  • Slow scrolling
  • Loading screen freezes for pro purchase

Requested features

8 requests
  • Ability to delete events
  • Ability to change event colors
  • Ability to change start of week
  • Reminder widget
  • Add place for events
Show 3 more
  • Sync with Google Calendar
  • More color options
  • Customizable week design

TIMER Operation

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Calenda

One-time1
  • Unlimited events$7.99
None

TIMER Operation

No in-app purchases

Questions

Is Calenda free?
Calenda is free to download, with in-app purchases available.
Is TIMER Operation free?
TIMER Operation is free to download, with no in-app purchases.
Do Calenda or TIMER Operation have ads?
Neither Calenda nor TIMER Operation shows ads.
Which is updated more often, Calenda or TIMER Operation?
Calenda ships an update every 4 days, and TIMER Operation every 2 weeks. Most recently, Calenda was updated on November 2, 2026 and TIMER Operation on October 23, 2026.

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