Polnav BT bridge vs Watt Map
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Polnav BT bridge
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Polnav BT bridge combines Bluetooth transmission to easily transfer destinations found on cell phones to Polnav on your In-Vehicle Infotainment System, in the same way that people are used to using cell phones. The integration of Polnav BT bridge technology makes Polnav more convenient and extensive to use without any additional burden. Features β Your phone is no longer occupied by navigation With Polnav BT bridge, you can simply transfer information of your destination to Polnav on your In-Vehicle Infotainment System in three steps and you are ready to go, so your cell phone will not be occupied by navigation for a long time during the journey. β No more being bothered by the input method No matter you are accustomed to using text or voice input on your cell phone, Polnav BT bridge helps you to connect your cell phone to Polnav as soon as you find your destination in Apple Maps or Google Maps. β No need to wait for navigation map updates Take advantage of Apple Maps and Google Maps to update maps in time, no worries on not able to find latest attractions. β No need to get familiar with new navigation software You don't need to learn how to navigate when you buy a new car, Polnav can also provide you with the best route. **Note** The In-Vehicle Infotainment System needs to have Polstar navigation software installed and supports BLE (Bluetooth Low Energy). To check whether your navigation supports Polnav BT bridge, please check [Main Menu] > [Information] > [About] , or with your car dealer for more information. Customer ServiceοΌsupport_team@polstargps.com
Watt Map
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Find EV charging stations fast with WattMap WattMap: Your Ultimate EV Charging Companion Welcome to WattMap, your all-in-one solution for electric vehicle (EV) drivers. Easily find charging stations, plan trips, get real-time alerts, and connect with the EV community β all in one app. Whether you're commuting or traveling long distances, WattMap helps you stay charged and confident on every journey. Key Features Extensive EV Charging Network Discover charging stations across multiple countries including Egypt, Jordan, UAE, Qatar, Kuwait, Lebanon, and Saudi Arabia. Interactive Charging Map Explore nearby stations with an easy-to-use map. Filter by availability, location, and charger type. Plan efficient routes with optimized charging stops along your journey. Get notified when you are near available charging stations. EV Community (Discover) Share experiences, discover new stations, and connect with other EV drivers. Charger Management (OCPP Supported) Add your home charger or connect your OCPP charger for monitoring and control. Why Choose WattMap? Find EV charging stations instantly Plan smarter EV trips Stay charged with real-time alerts Discover and share with the EV community Manage your chargers Ψ¨Ψ³ΩΩΩΨ© WattMap makes EV charging simple, reliable, and accessible β wherever you go.
Screenshots
Verdict
The clearest difference is update cadence: Polnav BT bridge at every 2 months against Watt Map's every 3 months. Polnav BT bridge also leads on iOS requirement (11.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Polnav BT bridge ships an update every 2 months, Watt Map every 3 months. The most recent releases landed on October 25, 2026 and October 12, 2026 respectively.
| Parameter | Polnav BT bridge | Watt Map |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months β better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 11.0 β better | 15.0 |
| Further details β not scored | ||
| Size | 5 MB | 85 MB |
| Age rating | 4+ | 17+ |
| Developer | Polstar Technologies Inc. | Ali Hendy |
In-app purchases
Polnav BT bridge
No in-app purchases
Watt Map
No in-app purchases









