CheX(チェクロス) vs SD Neo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CheX(チェクロス)
This app allows users to quickly view construction documents, add handwritten notes and photos directly onto blueprints, and share this information with others. It helps organize and update field information efficiently, preventing errors from outdated plans.
- High-speed blueprint viewing
- Annotate with handwritten notes
- Attach photos to documents
- Cross-platform sharing (Windows/Mac)
- User permission controls
- Organize large document sets
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CheX is an app that lets you browse through construction documents quickly. You can record hand-written memos and photos onto your blueprints/manuals, and share them with others. Use CheX to organize/share information and keep your field up to date. [Features] - High speed viewing: If you display a blueprint with another app, it takes time. In CheX, Stress-free display detailed blueprints. - Compatible with office documents: Construction instructions, reports and schedules can be displayed the same way they are on a computer, without destroying the layout. - Sharing notes: By using handwritten notes and text notes, you can convey information easily and clearly with the note function. - Sharing pictures: Select a location on the blueprint, take a picture on the scene and save it right there. you can share pictures of the construction condition as well. - Sharing on Windows/Mac: You can see recorded notes and photos from both Windows/Mac. - User restriction: You can set various permissions (browse/edit) for each user using Windows/Mac clients. * By using CheX, manage big blueprints and related documents with CheX. You can easily carry them around. * You will never lose your hand-written notes again. * Place your blueprints on a server specifically made for that. This allows you to keep all plans up to date and share them. No more errors caused by old blueprints. [For Using] * To use CheX, you need to pay a fee and create a CheX user ID. * If you already have an user ID, you can continue to use the app with no extra fees. [Contact Information] For consultations or questions about CheX service, please contact us from "Contact" of Sapport Site below.
SD Neo
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■概要 SD Neoは、複数のiPadにワンタッチで会議資料を配信・共有します。 会議の参加者は発表者の画面を自分のiPadに全画面、または子画面として表示することができます。 子画面で表示しているときには、参加者は自分のiPad内にある別のコンテンツを閲覧したり手書きや付箋メモを記入することができます。 また、発表者による資料のページ送り、画面の拡大・縮小、ポインター表示、手書きメモなどの操作も参加者の画面に(全画面、子画面に関わらず)すぐに反映されます。 ■対応 ・iPad Air2以上推奨 ・iOS 11.0以上
Screenshots
Verdict
The clearest difference is in-app purchases: SD Neo at none against CheX(チェクロス)'s 1. SD Neo also leads on iOS requirement (11.0 vs 17.0). CheX(チェクロス)'s advantage is update cadence (every 10 days vs monthly). On price, ads 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
Both are free to download. CheX(チェクロス) sells 1 one-off in-app purchase. SD Neo asks for nothing beyond the download.
CheX(チェクロス) ships an update every 10 days, SD Neo monthly. The most recent releases landed on September 25, 2026 and September 10, 2026 respectively.
| Parameter | CheX(チェクロス) | SD Neo |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 20.0% of reviews | — |
| Update frequency | Every 10 days — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPad — better | iPad |
| Requires iOS | 17.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 70 MB | 113 MB |
| Age rating | 4+ | 4+ |
| Developer | YSL Solution Co., Ltd. | Kissei Comtec Co., Ltd. |
In-app purchases
CheX(チェクロス)
- 1 month (30 days)$28.99
SD Neo
No in-app purchases









