Comparison

ARVolumeCalculation vs 鉄筋電卓 − 重量・定尺・配筋・生コン

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

Head to head

About

ARVolumeCalculation

Features

Read full description

This app can measure volume using AR.

About

鉄筋電卓 − 重量・定尺・配筋・生コン

Features

Read full description

[Built for rebar, formwork and site crews] Run the numbers on site. Enter the bar size and length for total weight, the span and pitch for bar count, and get stock-cut loss, concrete volume and mixer-truck count from your phone. [What it calculates] - Rebar weight: total weight from size (D10-D51), length and count (JIS nominal unit mass) - Stock-cut & loss: required stock bars, offcut and loss rate - Spacing to count: bar count and actual pitch from span, pitch and end clearance - Concrete volume: volume and mixer-truck count from member size x qty and loss - Lap / development length: required length from size and multiplier (editable quick table) - Unit convert: tsubo, square meters, jo, shaku, kg, t [Takeoff (Pro)] Group line items by bar size, sum the total weight, and share as a PDF. [Privacy & offline] All data stays on your device. No servers, no logins, no ads, no required network. [Pricing] The basic calculators are free. The Pro upgrade (one-time, no subscription) unlocks the takeoff sheet, takeoff PDF export, unlimited saved history and the company-logo feature. Note: results are an aid. Always confirm final ordering and construction against the drawings, standards and specifications.

Screenshots

ARVolumeCalculation4 screens

鉄筋電卓 − 重量・定尺・配筋・生コン4 screens

Verdict

The call

The clearest difference is in-app purchases: ARVolumeCalculation at none against 鉄筋電卓 − 重量・定尺・配筋・生コン's 1. 鉄筋電卓 − 重量・定尺・配筋・生コン's advantage is ads (none vs shown) and update cadence (weekly vs every 5 months). On price, 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. 鉄筋電卓 − 重量・定尺・配筋・生コン sells 1 one-off in-app purchase. ARVolumeCalculation asks for nothing beyond the download.

UpkeepUpdate frequency

ARVolumeCalculation ships an update every 5 months, 鉄筋電卓 − 重量・定尺・配筋・生コン weekly. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 3 level

ARVolumeCalculation versus 鉄筋電卓 − 重量・定尺・配筋・生コン: the parameters behind the verdict, then further details
Parameter	ARVolumeCalculation	鉄筋電卓 − 重量・定尺・配筋・生コン
Price	Free	Free
Update frequency	Every 5 months	Weekly — better
Ads	Yes	No — better
In-app purchases	No — better	Yes
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	15.0	15.0
Further details — not scored
Size	88 MB	62 MB
Age rating	4+	4+
Developer	kazutaka komiya	Moeki Kozawa

In-app purchases

None

ARVolumeCalculation

No in-app purchases

1 purchases

鉄筋電卓 − 重量・定尺・配筋・生コン

One-time1

Rebar Calc Pro$4.99

Questions

Is ARVolumeCalculation free?

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

Is 鉄筋電卓 − 重量・定尺・配筋・生コン free?

鉄筋電卓 − 重量・定尺・配筋・生コン is free to download, with in-app purchases available.

Do ARVolumeCalculation or 鉄筋電卓 − 重量・定尺・配筋・生コン have ads?

ARVolumeCalculation shows ads; 鉄筋電卓 − 重量・定尺・配筋・生コン does not.

Which is updated more often, ARVolumeCalculation or 鉄筋電卓 − 重量・定尺・配筋・生コン?

ARVolumeCalculation ships an update every 5 months, and 鉄筋電卓 − 重量・定尺・配筋・生コン weekly. Most recently, ARVolumeCalculation was updated on October 27, 2026 and 鉄筋電卓 − 重量・定尺・配筋・生コン on October 31, 2026.