PJFFfree vs 余弦定理の公式電卓
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PJFFfree
This app serves as a manual for piping parts, focusing on Japanese specifications. It lists commonly used items based on manufacturer data and public dimension tables, with all measurements in millimeters.
- Piping parts manual
- Japanese specifications
- Commonly used parts listing
- Manufacturer data integration
- Millimeter measurements
- JIS standards compliance
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It is a manual of piping parts. Only Japanese specification. We are listed at the discretion of the things that seems to be in common use based on manufacturer's data and the dimension tables of dealers that are open to the public. Length units are in millimeters unless otherwise specified in decimal notation JIS standards compliance
余弦定理の公式電卓
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【リアルタイム計算！ 入力するたびに答えが高速表示。もう「＝」ボタンは不要！】 余弦定理を使った計算を手軽に行える便利なツールです。 主な機能 ◎ 3辺から角度を計算、または2辺と角度から残りの1辺を計算！ 入力内容に応じて自動的に計算方法を切り替えます。 ◎ 自由な精度設定 四捨五入、切り上げ、切り捨てを選べて、小数点以下の桁数も細かく調整可能。 ◎ リアルタイム計算 入力するたびに即時計算！結果がすぐに反映されるので効率的です。 数学の授業や宿題、仕事での三角形の計算がこれ1つで完結。 リアルタイム計算の快適さをぜひ体験してください！
Screenshots
Verdict
The clearest difference is price: PJFFfree at Free against 余弦定理の公式電卓's $1.99. 余弦定理の公式電卓's advantage is ads (none vs shown). On 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
PJFFfree is free to download; 余弦定理の公式電卓 costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | PJFFfree | 余弦定理の公式電卓 |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 5 weeks | — |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 7 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | sigeyosi kanenishi | kotobaz |
In-app purchases
PJFFfree
No in-app purchases
余弦定理の公式電卓
No in-app purchases
