Comparison

AR True North Compass vs 国土地理院VectorMap

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

Head to head
About

AR True North Compass

Features
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AR True North Compass は、AR(拡張現実)技術を利用して、 現在地での「真北」を測定し、アプリ内マップに真北方向、任意角度と距離計測、 カメラ映像上に方位線を重ねて表示するアプリです。 【主な特徴】 [NEW] 高精度な図面座標読み取り(OCR) カメラで図面の座標(度分秒)を撮影するだけで自動入力。フリーズフレーム機能とマクロカメラ対応により、手ブレなしで正確に読み取ります。 リアルタイムAR方位表示 カメラを通してリアルタイムに方位を確認できます。 正確な方位計算 GPS位置情報を利用し、高精度な真北計算を行います。 距離と角度の自動計算 任意の地点を入力して、地点間の距離や角度を瞬時に計算します。 シームレスな共有機能 共有URL生成機能で、他の端末やWeb版と簡単にデータ連携が可能です。 安定した操作性 縦画面固定で、現場でも安定したカメラ操作が可能です。 屋外での測量、位置合わせ、現場作業などに最適なツールです。 広告なしで軽快に動作します。 AR True North Compass uses AR (Augmented Reality) technology to measure "True North" at your current location. It overlays directional lines on your camera feed and displays True North, custom angles, and distance measurements on an in-app map. [Key Features] [NEW] High-Precision Coordinate OCR Instantly input coordinates (Degrees, Minutes, Seconds) simply by scanning blueprints with your camera. Features freeze-frame reading and macro camera support for blur-free, highly accurate extraction. Real-Time AR Compass View directional lines overlaid on your live camera feed. Accurate True North Calculation Utilizes GPS location data for highly precise True North calculations. Automatic Distance & Angle Calculation Input custom points to instantly calculate the distance and angle between them. Seamless Sharing Generate shareable URLs to easily sync data with other devices or the Web version. Stable Operation Locked in portrait mode for stable camera handling in the field. The perfect tool for outdoor surveying, alignment, and fieldwork. Runs smoothly with no ads.

About

国土地理院VectorMap

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A simple and lightweight Japan map app powered by vector tiles published by the Geospatial Information Authority of Japan (GSI). - High-quality Japan map display via GSI vector tiles - Switch between map styles (Standard / Pale / Blank) - Address search (GSI Geocoding API) - GPS current location - Switch map display language (Japanese / English / Romaji / Chinese / Korean / French) Source Geospatial Information Authority of Japan: https://maps.gsi.go.jp/development/ichiran.html * This app is not officially provided by the Geospatial Information Authority of Japan.

Screenshots

AR True North Compass4 screens
国土地理院VectorMap4 screens

Verdict

The call

The clearest difference is ads: AR True North Compass at none against 国土地理院VectorMap's shown. 国土地理院VectorMap's advantage is update cadence (every 8 days vs every 2 weeks). On price, in-app purchases, 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

AR True North Compass ships an update every 2 weeks, 国土地理院VectorMap every 8 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 4 level
AR True North Compass versus 国土地理院VectorMap: the parameters behind the verdict, then further details
ParameterAR True North Compass国土地理院VectorMap
PriceFreeFree
Update frequencyEvery 2 weeksEvery 8 days — better
AdsNo — betterYes
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.616.0 — better
Further details — not scored
Size4 MB41 MB
Age rating4+4+
DeveloperMasakazu KobayashiHibiki Motora

In-app purchases

None

AR True North Compass

No in-app purchases

None

国土地理院VectorMap

No in-app purchases

Questions

Is AR True North Compass free?
AR True North Compass is free to download, with no in-app purchases.
Is 国土地理院VectorMap free?
国土地理院VectorMap is free to download, with no in-app purchases.
Do AR True North Compass or 国土地理院VectorMap have ads?
国土地理院VectorMap shows ads; AR True North Compass does not.
Which is updated more often, AR True North Compass or 国土地理院VectorMap?
AR True North Compass ships an update every 2 weeks, and 国土地理院VectorMap every 8 days. Most recently, AR True North Compass was updated on October 24, 2026 and 国土地理院VectorMap on October 25, 2026.

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