what3words vs X911Notification
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
what3words
This app assigns a unique three-word address to every 10-foot square on Earth. Easily find, share, and navigate to precise locations worldwide using simple word combinations. It's ideal for pinpointing exact meeting spots, deliveries, or even emergency services.
- Navigate using three-word addresses
- Share precise locations
- Find current address offline
- Compatible with navigation apps
- Save and categorize favorite locations
- Offline navigation with compass mode
- Supports over 60 languages
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what3words is an easy way to identify precise locations. Every 10 foot square has been given a unique combination of three words: a what3words address. Now you can find, share and navigate to precise locations using three simple words. Use what3words to: - Find your way anywhere in the world using just three words - Plan exact meet-up locations - Help people find your apartment, business or Airbnb - Always find your way back to your parking space - Save key locations, from incident reporting to delivery entrances - Save your favorite memorable spots – a sunset, a waterfall, proposal location - Guide people to accessible entrances - Help emergency services find you You can find what3words addresses in travel guides, website contact pages, invitations, travel booking confirmations and more – anywhere you would normally find location information. If you’re invited to a friend’s home, ask them to share their what3words address. Popular features: - Find your current what3words address offline - Compatible with navigation apps, including Apple Maps and Google Maps - Save your favourite locations, categorise and share them as lists - AutoSuggest prompts you with intelligent suggestions - Available in over 60 languages - Navigate offline with compass mode - Add a what3words address to a photo If you experience any problems or have any questions, email us at support@what3words.com EULA: https://what3words.com/terms
X911Notification
This app sends push notifications to first responders with critical information from dispatchers about 911 incidents. It provides map links to incident locations and allows responders to review past incidents.
- Real-time 911 incident notifications
- Push message alerts
- Map linking for incident location
- Review of prior incidents
- Drill down to full incident details
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x911 mobile app notifies First Responders with information from a dispatcher about a 911 situation. This notice is delivered as a "push message" and provides linking to various maps to help identify where the incident occurred. The First Responder can also review a list of prior incidences and optionally drill down to full information about the incident.
Screenshots
Verdict
The clearest difference is rating: what3words at 4.8 against X911Notification's 3.8. what3words also leads on ratings volume (44K vs 4) and update cadence (weekly vs monthly). X911Notification's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price 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. what3words sells 2 in-app purchases, starting at $4.69 per month. X911Notification asks for nothing beyond the download.
what3words holds the better App Store score, 4.8 against 3.8. That said, the two scores are not equally well evidenced: what3words has 44K ratings behind it against 4, so its average is the more settled of the two.
what3words ships an update weekly, X911Notification monthly. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.
| Parameter | what3words | X911Notification |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (44K ratings) — better | 3.8 (4 ratings) |
| Positive reviews | 55.5% of reviews | — |
| Number of ratings | 44K — better | 4 |
| Update frequency | Weekly — better | Monthly |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Best chart rank | #76 — better | — |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Requires iOS | 16.1 | 8.0 — better |
| Further details — not scored | ||
| Size | 315 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | what3words Ltd. | Allied Technical Consultants, Inc |
Customer experience
what3words
X911Notification
Bugs and requests
what3words
Reported bugs
3 issues- Location changes unexpectedly
- App crashes on launch
- Unable to select country/language
Requested features
6 requests- Add ability to sort/organize saved locations
- Integrate with contacts/address book
- Provide voice output for location names
- Offer offline map downloads
- Develop a version for seniors/accessibility
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- Integrate with popular navigation apps
X911Notification
Not enough reviews yet to summarise bugs or requests.
In-app purchases
what3words
- what3words Pro$4.691 Month
- what3words Pro7 Days trial$39.991 Year
X911Notification
No in-app purchases









