Comparison

Kalendio vs S

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

Head to head
About

Kalendio

Features
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Kalendio - Your Complete Calendar & Time Toolkit Kalendio is the ultimate calendar companion that combines powerful date conversion, age calculations, and handy time tools in one simple app. CALENDAR CONVERTER • Convert between 10+ calendar systems • Gregorian, Chinese, Japanese, Thai, Hebrew, Islamic, Persian, Indian, Mayan, Ethiopian, Icelandic • Chinese Solar Term (二十四节气) HOLIDAYS & CELEBRATIONS • International holidays and special days • National days from 195+ countries worldwide • Cultural and religious celebrations YOUR AGE INSIGHTS • Detailed age calculations • Generation classification • Western Zodiac with ruling planet • Chinese Zodiac with lucky colors • Birth stone and Celtic tree • Moon phase and birth moon name • Chinese Solar Term at birth • Day of week you were born • Biorhythm cycles PRACTICAL TOOLS • Countdown timer • Unit converter • BMI calculator • Dog Age calculator

About

S

Monitor your distributed PV power plant's performance with real-time data. View energy generation, module-level details, and receive alarm notifications to ensure optimal operation and expected yield.

Highlights
  • Module-level monitoring
  • Real-time data display
  • Energy generation tracking (daily, monthly, annual, total)
  • Alarm information display
  • Operation monitoring
Features
Read full description

S-miles Enduser is a mobile application developed by Hoymiles especially for owners of distributed PV power plants, which can absorb the operating data of PV power plants from S-miles Cloud. There are more functions, such as module-level monitoring, real-time data display for both plant-level & module-level as well as daily, monthly, annual, and total energy display. Furthermore, you can easily see the alarm information with the equipment, which could assist the owner in monitoring the operation of the PV power plant, ensuring normal operation of the power plant and obtaining of the expected yield.

Screenshots

Kalendio4 screens
S4 screens

Verdict

The call

Kalendio and S are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Kalendio ships an update every 2 months, S monthly. The most recent releases landed on October 27, 2026 and October 29, 2026 respectively.

ScorecardNo meaningful differences
Kalendio versus S: the parameters behind the verdict, then further details
ParameterKalendioS
PriceFreeFree
Rating—4.2 (91 ratings) — better
Positive reviews—37.3% of reviews
Number of ratings—91 — better
Update frequencyEvery 2 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.115.0 — better
Further details — not scored
Size30 MB224 MB
Age rating4+4+
DeveloperDaniel Hanberg AlonsoHoymiles Power Electronics Inc.

In-app purchases

None

Kalendio

No in-app purchases

None

S

No in-app purchases

Questions

Is Kalendio free?
Kalendio is free to download, with no in-app purchases.
Is S free?
S is free to download, with no in-app purchases.
Do Kalendio or S have ads?
Neither Kalendio nor S shows ads.
Which is updated more often, Kalendio or S?
Kalendio ships an update every 2 months, and S monthly. Most recently, Kalendio was updated on October 27, 2026 and S on October 29, 2026.

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