Comparison

GSI Map++ vs OpenStreets 4 Open Street Map

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

GSI Map++

This app displays maps from the Geospatial Information Authority of Japan, offering various map types and measurement tools. It allows integration with Apple Maps or Google Maps for directions and provides location details with memo and photo options.

Highlights
  • Display GSI maps
  • Integrate with Apple/Google Maps
  • Switch to OpenStreetMap
  • Measure distance and area
  • Display location and elevation
  • Add location bookmarks
  • Save tile data locally
Features
Read full description

This is an application to display maps provided by Geospatial Information Authority of Japan. Please view the following link if you want to know more about the GSI map. http://www.gsi.go.jp/kikakuchousei/kikakuchousei40182.html Features: 1, Can display almost all the map types published by Geospatial Information Authority of Japan. 2, Can invoke the directions function of Apple Map or Google Map in this application. 3, Can switch to OpenStreetMap for your convenience. 4, Can measure distance and area space, please select the corresponding function and tap the red pin to try. 5, Can display the location and elevation information on detail screen, also can add memo or select a photo(if photos are available on device). You can delete selected photo by long press action. 6, Can add a location point to bookmark on detail screen. 7, Background map option, changing map transparency. 8, Save history on trace mode. 9, Save tile data to local. Notice: 1, The internet environment is a must. 2, Sometimes the display of map become slowly, because of the status of internet environment. Disclaimer: 1, The developer take no responsibility for any result when user use this application. 2, The map displayed in this application depends on service provided by other organization, this application will out of work if this kind of service was stopped.

About

OpenStreets 4 Open Street Map

This app offers a smart social mapping solution using OpenStreetMap data. It allows users to manage favorite locations, share them with friends, and access maps offline. Plan trips or simply remember great spots with this versatile navigation tool.

Highlights
  • OpenStreetMap integration
  • Offline map access
  • Favorite location management
  • Location sharing with friends
  • Radius circle display
  • Apple Maps support
Features
Read full description

Get OpenStreets today! The smart social mapping tool is your all-in-one mapping solution based on Open Street Map data, collected by millions of volunteers worldwide: * enjoy great free & open maps like OpenStreetMap, OpenTopoMap & OpenCycleMap * Apple maps are supported as well * manage your favorite locations: you can store locations, tag them, change pin colors & share locations with friends & family * once downloaded open maps remain available for offline use * show radius circles around locations Let your iPhone / iPad remember locations for you. Share your places with just a few taps! USE CASES: * remember a cool spot (restaurant, store, sight ...) as you pass by and recall it easily * plan you vacations with OpenStreets & store places to visit - once you're traveling OpenStreets will show you where to find all those cool sights you read about in your guidebook * tell your friends where that great new restaurant is with just a few taps * easily let friends & family know your precise location, e.g. to meet in a park OpenStreets will help you whenever it comes to remembering places & sharing them. Your FEEDBACK is greatly appreciated! If you'd like to suggest a new feature or need help using OpenStreets - just contact us: eMail: apps@kicks-apps.com Have fun with OpenStreets!

Screenshots

GSI Map++4 screens
OpenStreets 4 Open Street Map4 screens

Verdict

The call

The clearest difference is review sentiment: OpenStreets 4 Open Street Map at 93% against GSI Map++'s 43%. OpenStreets 4 Open Street Map also leads on in-app purchases (none vs 2) and ads (none vs shown). On price, update cadence, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. GSI Map++ sells 2 one-off in-app purchases. OpenStreets 4 Open Street Map asks for nothing beyond the download.

UpkeepUpdate frequency

GSI Map++ ships an update every 6 weeks, OpenStreets 4 Open Street Map every 3 weeks. The most recent releases landed on October 27, 2026 and October 26, 2026 respectively.

Scorecard4 real differences · 6 level
GSI Map++ versus OpenStreets 4 Open Street Map: the parameters behind the verdict, then further details
ParameterGSI Map++OpenStreets 4 Open Street Map
PriceFreeFree
Rating—4.8 (20 ratings) — better
Positive reviews42.9% of reviews93.2% of reviews — better
Number of ratings—20 — better
Update frequencyEvery 6 weeksEvery 3 weeks — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size4 MB6 MB
Age rating4+4+
DeveloperAOBO Co.,LtdKicksApps GmbH

Customer experience

GSI Map++

Written reviews14 reviews
Positive42.9%
Neutral21.4%
Negative35.7%

OpenStreets 4 Open Street Map

All ratings20 ratings
Positive95.0%
Neutral0.0%
Negative5.0%
Written reviews74 reviews
Positive93.2%
Neutral1.4%
Negative5.4%

In-app purchases

2 purchases

GSI Map++

One-time2
  • 広告の削除(6ヶ月間)$2.99
  • 広告の削除(1年間)$3.99
None

OpenStreets 4 Open Street Map

No in-app purchases

Questions

Is GSI Map++ free?
GSI Map++ is free to download, with in-app purchases available.
Is OpenStreets 4 Open Street Map free?
OpenStreets 4 Open Street Map is free to download, with no in-app purchases.
Do GSI Map++ or OpenStreets 4 Open Street Map have ads?
GSI Map++ shows ads; OpenStreets 4 Open Street Map does not.
Which is updated more often, GSI Map++ or OpenStreets 4 Open Street Map?
GSI Map++ ships an update every 6 weeks, and OpenStreets 4 Open Street Map every 3 weeks. Most recently, GSI Map++ was updated on October 27, 2026 and OpenStreets 4 Open Street Map on October 26, 2026.

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