CDB Calendar vs SL Days
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CDB Calendar
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The CDB Calendar mobile app displays all Sri Lankan Mercantile, Public, Poya and Bank holidays. Swipe left or right to view the months and swipe up for the holidays. Special government holidays and monthly CDB customer offers are also included.
SL Days
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Stay informed about every Sri Lankan public holiday in 2026 with our beautifully designed calendar app. Whether you're planning vacations, scheduling work, or simply curious about cultural celebrations, this app has everything you need. FEATURES ◆ Complete Holiday Coverage All 25 official Sri Lankan public holidays including Poya days, cultural festivals, and national celebrations – all in one place. ◆ Smart Countdown See exactly how many days until the next holiday with our prominent countdown feature. Never be caught off guard again. ◆ Calendar & List Views Switch between an intuitive monthly calendar view and a comprehensive holiday list. Holidays are clearly marked so you can plan months ahead. ◆ Cultural Significance Learn the meaning behind each holiday. From Tamil Thai Pongal to Vesak, discover the rich cultural heritage and traditions of Sri Lanka. ◆ Dark Mode Easy on your eyes with full dark mode support. Perfect for nighttime browsing. HOLIDAYS INCLUDED - Poya Days (Duruthu, Navam, Madin, Bak, Vesak, Poson, Esala, Nikini, Binara, Vap, Il, Unduvap) - National Day (Independence Day) - Tamil Thai Pongal Day - Maha Sivarathri Day - Sinhala & Tamil New Year - May Day - Eid al-Fitr & Eid al-Adha - Christmas & more Plan your year with confidence. Download now and never miss a Sri Lankan holiday!
Screenshots
Verdict
The clearest difference is ads: CDB Calendar at none against SL Days's shown. CDB Calendar also leads on update cadence (weekly vs monthly) and iOS requirement (12.4 vs 16.6). On price, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
CDB Calendar ships an update weekly, SL Days monthly. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.
| Parameter | CDB Calendar | SL Days |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly — better | Monthly |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 12.4 — better | 16.6 |
| Further details — not scored | ||
| Size | 25 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Citizens Development Business Finance PLC | Chaleepa Mallawa |
In-app purchases
CDB Calendar
No in-app purchases
SL Days
No in-app purchases
Questions
Is CDB Calendar free?
Is SL Days free?
Do CDB Calendar or SL Days have ads?
Which is updated more often, CDB Calendar or SL Days?
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