Kalendio vs S
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Kalendio
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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
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.
- Module-level monitoring
- Real-time data display
- Energy generation tracking (daily, monthly, annual, total)
- Alarm information display
- Operation monitoring
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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
Verdict
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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Kalendio ships an update every 2 months, S monthly. The most recent releases landed on October 27, 2026 and October 29, 2026 respectively.
| Parameter | Kalendio | S |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.2 (91 ratings) — better |
| Positive reviews | — | 37.3% of reviews |
| Number of ratings | — | 91 — better |
| Update frequency | Every 2 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.1 | 15.0 — better |
| Further details — not scored | ||
| Size | 30 MB | 224 MB |
| Age rating | 4+ | 4+ |
| Developer | Daniel Hanberg Alonso | Hoymiles Power Electronics Inc. |
In-app purchases
Kalendio
No in-app purchases
S
No in-app purchases









