板取りくん vs DIY Sizer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
板取りくん
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板取りくんは、DIYで木材をカットするときの「端材」を最小にする最適配置を自動計算するアプリです。 【対応するカット】 ・1D(角材・棒材): 長さ指定でカット配置を計算 ・2D(合板・板材): 縦×横のサイズ指定でカット配置を計算 【主な機能】 ・ワンタップで最適カット配置を自動計算 ・計算結果をわかりやすいカット図で表示 ・プロジェクト保存でいつでも呼び出し・再計算 ・PDF・CSV・画像でエクスポート・共有 ・チェックリストでカット作業の進捗管理 ・入力のUndo/Redo対応 ・ダークモード対応 ・日本語・英語対応 【こんな方におすすめ】 ・DIYで木材カットをよくする方 ・端材を減らしてコストを節約したい方 ・ホームセンターに行く前にカット計画を立てたい方 すべての機能を無料でご利用いただけます。 アカウント登録不要、ネットワーク接続不要。あなたのデータは端末内にのみ保存されます。
DIY Sizer
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DIY Sizer is the all-in-one app for recording measurements and calculating materials for your DIY projects. [Dimension Notes] Save measurements per project. Width, height, and depth are stored to the millimeter — easy to check while shopping at the hardware store. [Material Calculator] Automatically calculates how much lumber or plywood you need based on dimensions. See cut counts and offcuts at a glance so you buy exactly what you need. [Project Management] Group measurements and materials per project (shelves, tables, bookcases). Run multiple DIY projects in parallel. [Unit Conversion] Switch between millimeters, centimeters, and inches — handy when working from overseas blueprints. [Photo Notes] Attach a photo to each measurement so you remember exactly where it came from. From first-time DIYers to experienced makers — speed up every workshop session.
Screenshots
Verdict
The clearest difference is iOS requirement: 板取りくん at 13.0 against DIY Sizer's 17.0. On price, update cadence, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
板取りくん ships an update weekly, DIY Sizer every 2 weeks. The most recent releases landed on May 16, 2026 and September 5, 2026 respectively.
| Parameter | 板取りくん | DIY Sizer |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 23 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | TAKAHITO CHUJO | SANWA Inc. |
In-app purchases
板取りくん
No in-app purchases
DIY Sizer
No in-app purchases





