Comparison

GPS String vs ARVolumeCalculation

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

Head to head

About

GPS String

Features

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マップ画面で任意の２ポイントを指示するとその間の距離を計測します。（PINボタン）ピンをタッチするとその前のピンとの距離を表示します。更に３点以上のポイントを指示すれば面積も算出します。（コンパスアイコン）計測結果は内部に保存したり、ペーストボードに文字列でコピーすることが出来ます。マップは地図形式、地図+衛星写真、衛星写真を切り替えできます。また検索機能を備えています。ホーム画面ではiPhoneのGPS機能で現在地を測位し、そのデータをボタンだけでペーストボードに文字列でコピーします、コピーされたデータはメイルやメモ等にペーストすることが出来ます。測位情報は角度表示と一般的なDMS表示（度、分、秒の表示）を切り替えることが出来ます。コピー文字列はレポート等に適した形式とマップアプリの検索項に適した形式の2種類を切り替えできます。

About

ARVolumeCalculation

Features

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This app can measure volume using AR.

Screenshots

GPS String4 screens

ARVolumeCalculation4 screens

Verdict

The call

The clearest difference is ads: GPS String at none against ARVolumeCalculation's shown. GPS String also leads on update cadence (every 3 days vs every 5 months) and iOS requirement (8.0 vs 15.0). On price, in-app purchases 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

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

GPS String ships an update every 3 days, ARVolumeCalculation every 5 months. The most recent releases landed on September 10, 2026 and September 11, 2026 respectively.

Scorecard3 real differences · 3 level

GPS String versus ARVolumeCalculation: the parameters behind the verdict, then further details
Parameter	GPS String	ARVolumeCalculation
Price	Free	Free
Update frequency	Every 3 days — better	Every 5 months
Ads	No — better	Yes
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	8.0 — better	15.0
Further details — not scored
Size	1 MB	88 MB
Age rating	4+	4+
Developer	Takuo Matsumura	kazutaka komiya

In-app purchases

None

GPS String

No in-app purchases

None

ARVolumeCalculation

No in-app purchases

Questions

Is GPS String free?

GPS String is free to download, with no in-app purchases.

Is ARVolumeCalculation free?

ARVolumeCalculation is free to download, with no in-app purchases.

Do GPS String or ARVolumeCalculation have ads?

ARVolumeCalculation shows ads; GPS String does not.

Which is updated more often, GPS String or ARVolumeCalculation?

GPS String ships an update every 3 days, and ARVolumeCalculation every 5 months. Most recently, GPS String was updated on September 10, 2026 and ARVolumeCalculation on September 11, 2026.