MapplerK2 vs Daily Postcard
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MapplerK2
This app allows users to create and manage custom maps for data collection. It enables community members to map amenities and concerns, and organizations to visualize and share data with colleagues and clients.
- Customizable smart phone-based mapping
- Community participatory mapping
- Map amenities and concerns
- Upload real-time data from smartphone
- Add text, files, photos, videos, audio to map points
- Customize data display
- Share interactive maps
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Data Collection Solutions Mappler Mobile is a customizable smart phone-based community participatory mapping application that enables community members to map amenities and concerns. Mappler Mobile can be used by organizations or individuals who have an existing Mappler (community mapping site) account with an assigned user ID and password. VERTICES provides web site development and management services that provide access to all data mapped using Mappler Mobile, Mappler, as well as layers imported from other sources. Visualize and Customize With Mappler Mobile you can: - Develop and manage an interactive map and mobile data-collection app for your business or organization. - Display pre- existing data on an interactive map and upload real-time data directly from your Smartphone - Add text, file attachments, photos, videos, audio and more to your map points - Customize the way that your data is displayed and share your interactive map with colleagues and clients via the internet
Daily Postcard
Connect with new people globally by sending and receiving digital postcards. Discover different cultures, share photos, and use built-in translation to overcome language barriers. Find conversation partners based on various filters and personalize your messages.
- Send and receive postcards
- Share photos
- Built-in translation
- Profile voice introduction
- Customizable postcards
- Advanced search filters
- Personal archive
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Daily Postcard is a pen pal app for exchanging postcards with people around the world. Write a short line, add a photo, and Postbird will carry your postcard across the sea to someone, somewhere. ■ Pen pals, one postcard at a time - Postbird delivers your postcards to people all over the world. - If you click with someone while exchanging postcards, you can become stamp friends. - With stamp friends, you can add a short voice or video message to the back of your postcard (with a VIP level or a subscription). - Use keywords of interest to find people who share your tastes. ■ Different languages? No problem - Read postcards written in other languages with the built-in translation feature. - The app is available in 15 languages: Korean, English, Japanese, Chinese (Simplified and Traditional), Indonesian, Spanish, Portuguese, French, German, Russian, Turkish, Italian, Thai, Arabic ■ The island where Postbird lives - On the home island, the sky turns from day to sunset to night, and rain falls now and then. - On clear nights, fireflies and shooting stars appear, and dolphins and whales sometimes show up out at sea. - The moon waxes and wanes with the real calendar. - On your birthday, the island dresses up in birthday decorations. - You can turn off weather effects in Settings, or switch on Lite mode for a lighter experience. ■ Country stamps in your passport - Exchange postcards with friends from another country, and that country's stamp goes into your passport. - Collect entry, visa, and residency stamps to level up and unlock postage stamps for decorating your profile. ■ Make it yours - Decorate the front of your postcard with a photo or pattern, and choose a design for the card back. - Show your style with stamps, stamp frames, and hats for Postbird. - Introduce yourself with a voice recording on your profile. ■ Stories beyond postcards - Share your days on Feed and Talk, and ask what others think with Vote. - In Echo, leave a short line on the sand and share empathy with others. - During Pearl Island season events, collect pearls and trade them for seasonal items. Mini-game events may open as well. ■ Comfortable and safe - Choose the countries, genders, ages, and languages you'd rather not receive postcards from. - Block or report anyone who makes you uncomfortable. - Set Do Not Disturb hours to keep notifications quiet at night. - Keep special postcards in your Drawer, and save photos you like to your device. ■ Good to know - New postcards left unread for a long time expire automatically. - Some decoration items and extra features are available through in-app purchases or a subscription. - The timing and content of season events may change. Which country will your next postcard come from? [ Contact ] ghplanet.com@gmail.com Terms of Use (EULA): https://postcard.ghplanet.com/legal/terms_of_service_en.html Privacy Policy: https://postcard.ghplanet.com/legal/privacy_policy_en.html
Screenshots
Verdict
The clearest difference is review sentiment: Daily Postcard at 63% against MapplerK2's 20%. Daily Postcard also leads on rating (4.0 vs 3.5) and update cadence (every 2 weeks vs every 2 months). MapplerK2's advantage is in-app purchases (none vs 9) and iOS requirement (11.0 vs 15.0). 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
Both are free to download. Daily Postcard sells 9 one-off in-app purchases. MapplerK2 asks for nothing beyond the download.
Daily Postcard holds the better App Store score, 4.0 against 3.5. That said, the two scores are not equally well evidenced: Daily Postcard has 64 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 20% of MapplerK2's written reviews are positive against 63% of Daily Postcard's.
MapplerK2 ships an update every 2 months, Daily Postcard every 2 weeks. The most recent releases landed on September 23, 2026 and October 22, 2026 respectively.
| Parameter | MapplerK2 | Daily Postcard |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (4 ratings) | 4.0 (64 ratings) — better |
| Positive reviews | 20.0% of reviews | 62.8% of reviews — better |
| Number of ratings | 4 | 64 — better |
| Update frequency | Every 2 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 66 MB | 77 MB |
| Age rating | 4+ | 17+ |
| Developer | Wansoo Im | Seung-won Ji |
Customer experience
MapplerK2
Daily Postcard
In-app purchases
MapplerK2
No in-app purchases
Daily Postcard
- Oasis in the deset$0.99
- Stamp Book Extension x15$0.99
- Special Bird x3$0.99
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- 50 Coconuts$0.99
- Rain Cloud$2.99
- VIP 2$2.99
- VIP 3$3.99
- VIP 4$6.99
- Starter Package$8.99









