BOCCO emo vs Kachaka
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BOCCO emo
This app serves as a family bulletin board, enabling communication through a companion robot. Send text and voice messages, and receive audio recordings from home. It's designed to help family members, including those less familiar with smartphones, stay connected.
- Send text messages
- Send voice messages
- Receive voice messages
- Share photos
- Family bulletin board
- Message history
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Family can become much closer with BOCCO emo app. The BOCCO emo app is a bulletin board for your family. You can send text and voice messages through the communication robot BOCCO emo and people nearby it at home. The communication robot BOCCO emo, invented by Yukai Engineering, helps communicate with family members who are not familiar with smartphones. * To use the BOCCO emo app, you need to purchase BOCCO emo, a communication robot manufactured and sold by YUKAI Engineering, Inc. YUKAI Engineering Online Store - BOCCO emo https://store.ux-xu.com/products/bocco-emo *Communicate with BOCCO emo using text messaging BOCCO emo will read aloud your message sent from the BOCCO emo app with its cute voice. It can pronounce Japanese, English well as numbers. *Send voice messages to BOCCO emo You can record your voice with the BOCCO emo app. The recorded voice message can be played over by BOOCO emo at home. *Receive voice message from BOCCO emo The BOCCO emo app can receive voice messages recorded by BOCCO emo. BOCCO emo is made so simple, thus there is no difficulty for even young children to record their voice and send it to their parents. *Share photos, text, and voice messages between BOCCO emo apps BOCCO emo apps can share messages and photos between not only with BOCCO emo. You can look back into the past conversations and this can help bring back memories of your family. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Kachaka
Transform your living space with smart furniture that moves autonomously. Create dynamic room layouts for living, dining, or kitchen use with simple app controls. Schedule furniture movements for daily routines or convenience.
- Autonomous furniture movement
- Customizable room layouts
- One-tap shortcut controls
- Schedule furniture for routines
- Designate no-entry zones
- Voice command integration
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With the ease of moving furniture, you can create new layouts without changing the size of the room. With smart furniture, your room can serve as a living room, dining room, or kitchen. Incorporate 'autonomous furniture movement' into your everyday life. ● Easy Control with Shortcuts Set up shortcuts for the furniture you move daily through the app, enabling a one-tap movement. ● Intuitive Understanding of Kachaka's Status Grasp an intuitive understanding of Kachaka's current position, scanned room layout, destinations, and other various information. ● Schedule Function for Habit Formation and Forgetfulness Prevention Specify dates and days to have Kachaka bring furniture to you. Whether it's having your bag and watch brought to the entrance every morning, your reading stack by the bed every night, or snacks delivered from the kitchen to your study desk during snack time, how you utilize Kachaka is up to you. ● Other Convenient Features Designate no-entry zones where you don’t want Kachaka to enter. Remote control operation to move Kachaka. Command Kachaka with voice commands without opening the app. Requirements: * The real robot "Kachaka" is required for use. Sales are only conducted within Japan. * Compatible with iOS 14.0 and later.
Screenshots
Verdict
BOCCO emo and Kachaka are too close to call on the numbers: across 7 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.
Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on September 12, 2026 and September 22, 2026 respectively.
| Parameter | BOCCO emo | Kachaka |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | 37.5% of reviews | — |
| Number of ratings | — | 1 — better |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 45 MB | 91 MB |
| Age rating | 4+ | 4+ |
| Developer | Yukai Engineering Inc. | Preferred Robotics, Inc. |
Customer experience
BOCCO emo
Kachaka
In-app purchases
BOCCO emo
No in-app purchases
Kachaka
No in-app purchases







