
54
BU Score
Solid
Chatwork - Business Chat App
✍️ BU Analytics Review
“
Chatwork - Business Chat App is an Android app from kubell Co., Ltd. in the Productivity category, currently rated 3.5★ across 8,163 ratings. Initial signal reads as mixed reviews — supporters praise core features while critics cite stability/value gaps.
Our BU Score puts it at 54 — Solid (established niche player). For a Productivity app, that means established niche player.
Track changes month-over-month in the Performance section below — live snapshot history and revenue forecast included.
creator
📊 Performance Tracking LIVE
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Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
Range:
💰 Forecast Revenue / mo
MODELRevenue forecast computed from BU's 234 trigger model on each snapshot. Calibrated against ground-truth from 58 verified-revenue apps.
🔬Forecast Breakdown — Why This Estimate?Top 3 of 3 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Low install base (8,163 ratings)METRIC | +$1,500 | |
| Below-average rating (3.5★)METRIC | −$1,500 | |
| Ad-supported / freemiumMETRIC | +$600 |
METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)
📈 Reviews Growth
LIVECumulative review count from first BU snapshot. Each point = a tracked update.
⭐ Rating Trend
LIVEAverage rating evolution. Updates with each new review batch.
🗓️ Snapshot Timeline
HISTORYEach bar shows a tracked update and the metric delta from the previous snapshot.
App Specs
🔐 Own this app? Claim & verify MRR →🔖 v9.32.0🔄 updated 3w ago📂 Productivity💰 Free
📝 About this app
Let Chatwork streamline your business.
Chatwork is a business chat tool that streamlines email, phone calls, meetings, visits, and other internal communication.
Chatwork can be used for telework, remote work, and task management as well.
It has been adopted in a number of industries and companies, including KDDI Corporation, GREE, Inc., and Kyoto University.
▼ Main features
Chat
Communicate within the company more quickly than by email and improve productivity.
Task management
Tasks can be managed separately from chat communications, preventing oversights and omissions.
Video calling/voice calling
Video calling and voice calling accommodate multiple users, making telework and remote work more trouble-free.
File sharing
Photo and video files taken on mobile devices can be easily shared.
Push notifications
Push notifications let the content of messages be viewed so important messages are seen quickly.
Security
A chat tool that has obtained certification under the international ISMS standard, Chatwork can be used with confidence even for important work.
Chatwork is a business chat tool that streamlines email, phone calls, meetings, visits, and other internal communication.
Chatwork can be used for telework, remote work, and task management as well.
It has been adopted in a number of industries and companies, including KDDI Corporation, GREE, Inc., and Kyoto University.
▼ Main features
Chat
Communicate within the company more quickly than by email and improve productivity.
Task management
Tasks can be managed separately from chat communications, preventing oversights and omissions.
Video calling/voice calling
Video calling and voice calling accommodate multiple users, making telework and remote work more trouble-free.
File sharing
Photo and video files taken on mobile devices can be easily shared.
Push notifications
Push notifications let the content of messages be viewed so important messages are seen quickly.
Security
A chat tool that has obtained certification under the international ISMS standard, Chatwork can be used with confidence even for important work.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Chatwork - Business Chat App
- Developer
- kubell Co., Ltd.
- Bundle ID
- jp.ecstudio.chatworkandroid
- App Store URL
- Open in App Store
- Category
- Productivity
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- Not found
- Tagline
- Not found
- Description
- Not found
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Not found
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $866/mo
- Top-grossing rank
- Not found
- All-time revenue
- Not found
- Pricing
- Not found
Founder
- Name
- Not found
- X / Twitter
- Not found
- Not found
- GitHub
- Not found
- X followers
- Not found
- Public statements
- Not found
Funding
- Total raised
- Not found
- Last round
- Not found
- Investors
- Not found
- Crunchbase
- Not found
- AngelList
- Not found
Press & Links
- Articles found
- Not found
- Listed on
- Not found
- Blog
- Not found
- Press / News
- Not found
Contacts & Socials
- Socials
- Not found
- Not found
- Phone
- Not found
- Contact page
- Not found
- About page
- Not found
Profile is built from iTunes Lookup + developer site scrape + ML revenue model. Empty fields show "Not found" — additional sources (Crunchbase, X, IndieHackers, Acquire.com) coming.
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