Top Chrome Extensions for Whatsapp Number Checker
Whatsapp Number Checker Chrome extensions — 4K monthly searches · Rankings shifted 33× in 7 days · Top 3 locked — dominated by incumbents
What Developers Can Learn
Intelligence derived from tracked keywords across all Whatsapp Number Checker sub-keywords
Most Congested
Two dominant extensions each hold 10,000 users with 4.7-4.9 ratings.
The 0.628 concentration ratio and 20 active extensions signal a moderately saturated market where differentiation beyond core checking is needed to compete.
Possible Openings
Adjacent keywords like 'Whatsapp Sender' (19.6K), 'Whatsapp Chat Backup' (18.9K), and 'Whatsapp Status Saver' (47.6K) offer higher Google Search volume with likely fewer dedicated extensions competing for those use cases.
Positioning Patterns
Top performers combine 'Checker' or 'Validator' with bulk/number specificity.
All three top extensions maintain 4.7+ ratings, indicating users expect high accuracy and reliability — a 4.6 average top-5 rating sets a high quality bar for new entrants.
Top Extensions Leaderboard
7-day ranking snapshot and appearances in Top 10
| # | Extension | Users | Rating | Appearances | Category | Momentum |
|---|---|---|---|---|---|---|
| 1 |  WhatsApp Number Checker – Check WhatsApp Number Registration | 10,000+ | ⭐ 4.9 | 7/7d | — stable | |
| 2 |  WA Number Checker - wabulk.net | 10,000+ | ⭐ 4.7 | 7/7d | — stable | |
| 3 |  Bulk WA Number Checker & Validator & Search & lookup | WASBB.COM | 6,000+ | ⭐ 4.8 | 7/7d | — stable | |
| 4 |  Free WA Bulk Number Checker | 299 | ⭐ 4 | 7/7d | — stable | |
| 5 |  WA Number Checker | 5,000+ | ⭐ 4.7 | 7/7d | ↑ rising | |
| 6 |  WA Number Checker - Check & Verify WA Number | 4,000+ | ⭐ 3 | 7/7d | — stable | |
| 7 |  WA Number Checker | 2,000+ | ⭐ 4 | 7/7d | ↓ dropping | |
| 8 |  WhatsApp™ Number Generator & Checker - ExtBoost | 105 | ⭐ 5 | 7/7d | ↑ rising | |
| 9 |  WAChecker - Check, Verify & Filter Number | 3,000+ | ⭐ 3.7 | 7/7d | ↑ rising | |
| 10 |  Wa2in - WA Number Checker | 1,000+ | ⭐ 4.9 | 7/7d | ↓ dropping |
WhatsApp Number Checker – Check WhatsApp Number Registration
10,000+ · ⭐ 4.9 · 7/7d
WA Number Checker - wabulk.net
10,000+ · ⭐ 4.7 · 7/7d
Bulk WA Number Checker & Validator & Search & lookup | WASBB.COM
6,000+ · ⭐ 4.8 · 7/7d
Free WA Bulk Number Checker
299 · ⭐ 4 · 7/7d
WA Number Checker
5,000+ · ⭐ 4.7 · 7/7d
WA Number Checker - Check & Verify WA Number
4,000+ · ⭐ 3 · 7/7d
WA Number Checker
2,000+ · ⭐ 4 · 7/7d
WhatsApp™ Number Generator & Checker - ExtBoost
105 · ⭐ 5 · 7/7d
WAChecker - Check, Verify & Filter Number
3,000+ · ⭐ 3.7 · 7/7d
Wa2in - WA Number Checker
1,000+ · ⭐ 4.9 · 7/7d
Ranking Volatility - Top 10 Ranks
7-day Top 10 movement snapshot (2026-07-14 to 2026-07-20)
✦ Entered Top 10 This Week
↓ Dropped Out of Top 10
Data Methodology
- Data source:
- Chrome Web Store search results
- Update frequency:
- Weekly
- Monthly Search Demand:
- Estimated demand indicator sourced from third-party keyword data. Not CWS-internal figures.