Comparison

Calendar+ vs Pool Smart

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

Head to head
About

Calendar+

This app offers a fluid and intuitive way to manage your schedule with enhanced views and quick editing. It syncs with existing calendars and provides customizable options for a personalized experience. Pro features include advanced personalization and useful countdowns.

Highlights
  • Seamless scrolling through days, weeks, and months
  • Quick event adding, editing, and deleting
  • Syncs with existing calendars (iCloud, Google, Outlook, etc.)
  • Customizable calendar colors and fonts (Pro)
  • Built-in holidays, flag days, and name days
  • Intuitive gestures for navigation and event creation
  • Widget support
Features
Read full description

Scroll through your schedule like it’s a timeline — fast, fluid, and always in context. Calendar+ is built for people who want a clean overview, quick edits, and better-looking calendars without fighting the default app. Why Calendar+? • Seamless scrolling through days, weeks, and months • Day / Week / Month views with great overview • Add, edit, and delete events quickly • Syncs with your existing calendars (iCloud, Google, Outlook/Exchange, CalDAV, ICS subscriptions, and more) • Jump to any date instantly • Week numbers • Built-in holidays for many countries • Built-in flag days for selected countries • Built-in name days for many countries • Calendar selection & filtering – show only what you want • Dedicated “Scroll to Today” button • Portrait + landscape support Personalize Everything (Pro) • Calendar groups – put your calendars in groups like Work or Family and switch focus with one tap • Custom views – build your own views with their own layout, theme and calendar group, then reorder or hide views to suit you • Make calendars stand out with unique colors and fonts across all views • App theme colors • All widgets • Moon phases for the full year • Birthday + name day countdowns • Support an indie developer (me) Settings You’ll Actually Use • Text size control (month/week independently) • Toggle holidays + name days on/off • App icon badge options (day in month, day in year, or week number) • Default event settings (reminders, calendar, etc.) • Fine-grained event display options (dots, times, titles, weekend shading, contrast, truncation behavior) Gestures • Swipe left/right to switch views • Pinch to zoom between month and week • Tap & hold on a day to create an event • Swipe to delete in day view Support & Feedback I’d genuinely love to hear from you. • In Calendar+ → Ideas (submit and vote) • In Calendar+ → Support/Feedback • Email: support@alientoes.se • Website: https://www.alientoes.se/en/support Terms: https://www.alientoes.se/en/terms Privacy: https://www.alientoes.se/en/privacy-policy

About

Pool Smart

This app simplifies pool maintenance by teaching water balance and calculating precise chemical dosages based on your pool's size and construction. It helps you save money and achieve sparkling clean water with less guesswork.

Highlights
  • Water balance education
  • Chemical dosage calculation
  • Pool size and construction input
  • Testing checklist
  • Money-saving tips
  • Clorine pool support
Features
Read full description

Save money while maintaining your pool ! By understanding how to maintain water balance, you will use fewer chemicals to keep your pool sparkling clean. Used by residential pool owners and professionals around the world. Twenty+ years of first hand pool experience is presented in this app ! Pool Smart teaches you the basics of water balance and provides a checklist for testing your water. Based on your pool size and construction, Pool Smart calculates the exact amount of each recommended chemical to use. Forget the complicated tables on the chemical containers! Take the guess work and frustration out of pool maintenance, and use Pool Smart as your simple check list to achieve a season of sparkling water and savings ! Enjoy the water ! *Pool Smart only supports chlorine based pools, it does not currently support salt water pools or spas.

Screenshots

Calendar+4 screens
Pool Smart4 screens

Verdict

The call

The clearest difference is price: Calendar+ at Free against Pool Smart's $1.99. Calendar+ also leads on update cadence (every 5 days vs every 4 months) and ratings volume (60 vs 13). Pool Smart's advantage is in-app purchases (none vs 9) and rating (4.5 vs 4.0). On 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

Calendar+ is free to download; Pool Smart costs $1.99 up front. Calendar+ sells 9 in-app purchases, starting at $0.99 per 7 days. Pool Smart asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Pool Smart holds the better App Store score, 4.5 against 4.0. Both are backed by a comparable volume of ratings — 60 and 13 respectively. Written reviews point the same way: 54% of Calendar+'s written reviews are positive against 64% of Pool Smart's.

UpkeepUpdate frequency

Calendar+ ships an update every 5 days, Pool Smart every 4 months. The most recent releases landed on October 17, 2026 and October 6, 2026 respectively.

Scorecard9 real differences · 2 level
Calendar+ versus Pool Smart: the parameters behind the verdict, then further details
ParameterCalendar+Pool Smart
PriceFree — better$1.99
Rating4.0 (60 ratings)4.5 (13 ratings) — better
Positive reviews54.3% of reviews64.3% of reviews — better
Number of ratings60 — better13
Update frequencyEvery 5 days — betterEvery 4 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium — betterPaid
Best chart rank—#195 — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.615.0 — better
Further details — not scored
Size55 MB7 MB
Age rating4+4+
DeveloperAlien Toes ABBetterWay Apps LLC

Customer experience

Calendar+

All ratings60 ratings
Positive70.0%
Neutral8.3%
Negative21.7%
Written reviews315 reviews
Positive54.3%
Neutral9.2%
Negative36.5%

Pool Smart

All ratings13 ratings
Positive84.6%
Neutral0.0%
Negative15.4%
Written reviews14 reviews
Positive64.3%
Neutral7.1%
Negative28.6%

Bugs and requests

Calendar+

Reported bugs

4 issues
  • Incorrect date display
  • Repeating events not working as expected
  • Inability to delete future events
  • Syncing issues with other calendars

Requested features

5 requests
  • Add color coding for events
  • Improve month and day views
  • Allow customization of repeat events
  • Integrate with more calendars/services
  • Add note-taking and to-do list functionality

Pool Smart

Not enough reviews yet to summarise bugs or requests.

In-app purchases

9 purchases

Calendar+

Subscriptions3
  • Pro$0.997 Days
  • Pro$2.991 Month
  • Pro7 Days trial$14.991 Year
One-time6
  • Moon phases$0.99
  • Small$0.99
  • Medium$1.99
Show 3 more
  • Large$2.99
  • Huge$4.99
  • Massive$7.99
None

Pool Smart

No in-app purchases

Questions

Is Calendar+ free?
Calendar+ is free to download, with in-app purchases available.
Is Pool Smart free?
Pool Smart costs $1.99, with no in-app purchases.
Which has better reviews, Calendar+ or Pool Smart?
Pool Smart is rated higher. Calendar+ averages 4.0 out of 5 from 60 ratings, while Pool Smart averages 4.5 from 13 ratings.
Do Calendar+ or Pool Smart have ads?
Neither Calendar+ nor Pool Smart shows ads.
Which is updated more often, Calendar+ or Pool Smart?
Calendar+ ships an update every 5 days, and Pool Smart every 4 months. Most recently, Calendar+ was updated on October 17, 2026 and Pool Smart on October 6, 2026.

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