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Maps · head to head

Navmii GPS vs What3words

Navmii GPS logo

Navmii GPS

Maps

Free offline GPS navigation worldwide

From
Free
Rated
-
Full reviewWebsite
What3words logo

What3words

Maps

What3words has divided the world into 3m squares and given each one

From
On request
Rated
-
Full reviewWebsite

The short version

  • Only Navmii GPS has a free tier, so it costs nothing to try first.
  • Each has a real cost: Navmii GPS pricing is pay-as-you-go but no rate cards or costs published online; What3words the free API plan includes no coordinate conversion, only AutoSuggest, and is rate limited to 5 requests per second
  • They diverge on capability: Navmii GPS covers Offline navigation, What3words covers Core Functionality.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Navmii GPS and What3words actually diverge.

Attributes where Navmii GPS and What3words differ
AttributeNavmii GPSWhat3words
Starting priceFreeOn request
Free tierYesNo
PlatformsIos, AndroidWeb
Founded2008Unknown

Identical on both: pricing model (freemium), user rating (Not yet rated), category (Maps).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Navmii GPS

  • Offline navigation
  • Voice guidance
  • Speed camera alerts
  • Traffic updates
  • Fuel prices
  • CarPlay
  • Android Auto
  • SSL encryption

Only in What3words

  • Core Functionality
  • User Interface

What people use each for

The jobs each tool is most often brought in to do.

Navmii GPS

  • Connected car navigation integrationnot What3words
  • Vehicle tracking and fleet managementnot What3words
  • EV and truck-specific routing solutionsnot What3words

What3words

  • Referring to a 3 metre square location with three wordsnot Navmii GPS
  • Adding location entry to a delivery or dispatch appnot Navmii GPS
  • Converting between coordinates and what3words addresses via APInot Navmii GPS

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Navmii GPS

  • Pricing is pay-as-you-go but no rate cards or costs published online
  • Customers must contact sales team directly at +44 (0)208 090 8311 or [email protected] for pricing

What3words

  • The free API plan includes no coordinate conversion, only AutoSuggest, and is rate limited to 5 requests per second
  • Converting to and from what3words addresses starts on the Basic plan at $9.99 per month for 1,000 conversions
  • Priority and developer support require the Standard plan at $45 per month
  • 24/7 phone support requires the Plus plan at $125 per month
  • Custom invoicing and annual payment require the Premium plan at $300 per month
  • Overage pricing is not published; the page states only that a fair usage policy applies
  • The three word address scheme is proprietary and licensed rather than open data

Pricing, plan by plan

Navmii GPS

Free
  • FreeFree
    • Offline navigation
    • Voice guidance
    • Speed camera alerts
  • Premium Features$4.99/one-time
    • Ad-free experience
    • Premium voices
    • Advanced routing

What3words

On request

No published plan breakdown. See the What3words review.

Which should you pick?

Choose Navmii GPS if

  • You need offline navigation.
  • You want to start without paying.
  • You work on Ios, Android.
  • You also want voice guidance.
Navmii GPS review

Choose What3words if

  • You need core functionality.
  • You also want user interface.
What3words review

Questions people ask

Is Navmii GPS or What3words better?
Neither clearly leads. Navmii GPS starts at Free and What3words at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Navmii GPS or What3words?
Navmii GPS has a free tier; the other does not. Paid plans start at Free for Navmii GPS and On request for What3words.
Does Navmii GPS or What3words run on more platforms?
Navmii GPS runs on Ios, Android. What3words runs on Web.
Can I use Navmii GPS for free?
Yes. Navmii GPS has a free tier, so you can try it without paying. What3words starts at On request.
What is Navmii GPS best used for?
Navmii GPS is most often used for connected car navigation integration, vehicle tracking and fleet management, ev and truck-specific routing solutions. Of those, connected car navigation integration and vehicle tracking and fleet management are not what What3words is typically brought in for.
What can Navmii GPS do that What3words cannot?
Navmii GPS covers Offline navigation, Voice guidance, Speed camera alerts, Traffic updates. What3words covers Core Functionality, User Interface.

Answered from the vendors’ own pages

Navmii GPS: How is Navmii GPS pricing structured?

Navmii uses a pay-as-you-go model where you only pay for what you actually use, avoiding fixed contracts or capacity planning limitations. However, specific rates and pricing details are not published online. Source: https://www.navmii.com/pricing

Source
Navmii GPS: How do I get Navmii pricing information?

Navmii pricing requires direct contact with their sales team. You can call +44 (0)208 090 8311, email [email protected], or use their online contact form. Specific pricing details are customized based on your integration and usage needs. Source: https://www.navmii.com/pricing

Source
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