PDF Viewer by Nutrient vs 境界簡易AR
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PDF Viewer by Nutrient
Easily view, search, and annotate PDF documents on your iPhone and iPad. Import files from cloud services, fill out forms, add signatures, and organize your documents. Advanced features like redaction and combining documents are available with a Pro subscription.
- View and search PDFs
- Annotate with highlights and notes
- Sign documents digitally
- Fill out PDF forms
- Organize and share documents
- Import from cloud services
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PDF Viewer is a fast and beautiful app, allowing you to view, search, and annotate PDF documents with ease on your iPhone and iPad. Access your files from iCloud, Dropbox, Box, OneDrive, Google Drive or any other cloud solution via Apple's familiar Document Browser interface. +++ Listed as “Productivity lifesaver” on the App Store +++ "A streamlined interface packed with powerful features - it’s like having a desktop-quality PDF toolkit wherever we go" – App Store Editor Notes “I'm impressed by how the folks at PSPDFKit have been able to fine-tune the document browser to the app's needs.” – MacStories.net "If you want a PDF viewer that is designed for reading PDF books, this is it." – App Review VIEW DOCUMENTS ON THE GO • Easily import a PDF from your favorite cloud service provider, email, or directly off a website. • Supports Open In Place, Drag & Drop and features the familiar Apple Document Browser interface from the Files app. • Search for the exact text you are looking for within the document. • Double tap on the screen to Smart Zoom directly to the text you want to read. • Annotate images (JPEG, PNG) non-destructive, just like PDF documents. (PRO) ANNOTATE WITH EASE • While reviewing a document, use your finger or Apple Pencil to highlight and markup text. • Leave comments by adding a note, text, or drawing directly on the PDF. • Add images or audio. • Reply to notes. (PRO) SIGN DOCUMENTS ANYWHERE • Add your signature to any document using your finger or Apple Pencil. • Move and resize your signature as needed. • Flatten a document to ensure the signature doesn’t change. CREATE AND EDIT PDFs • Create new documents from existing documents by moving, rotating, deleting, or adding new pages. • Combine multiple documents into a single one. (PRO) • Add bookmarks to easily return to certain pages in large documents. FILL OUT FORMS • Quickly fill out PDF Forms by adding text to the fields. • Flatten and secure the form once you’re done to ensure the document doesn’t change. • Add a signature to any Form. STORE, ORGANIZE AND SHARE • Store documents, create folders and organize your documents. • Share documents by printing, emailing or saving your edits back any cloud service. PASSWORD PROTECT DOCUMENTS • Read document metadata, title and keywords. • Protect documents with user and owner passwords and limit permissions. (PRO) AND SO MUCH MORE • Conveniently switch to night mode when viewing your documents at night. • Present on external screens without the distraction of toolbars. (PRO) • Have the text from a PDF read out loud to you with text-to-speech. • PDF Viewer remembers where you were down to the page/position where you left off - even across devices. PRICING PDF Viewer comes with a large feature set, completely free. Some advanced features require the purchase of PDF Viewer Pro, available as a subscription. We offer 3-monthly and yearly subscription plans. There’s also a fully functional 7-day trial, so you can test PDF Viewer Pro (including document merging and password editing) before you commit. All plans unlock the app on iPhone and iPad. TRUSTED BY COMPANIES YOU KNOW PDF Viewer is built on top of and powered by PSPDFKit, the same PDF engine trusted around the world by companies like Dropbox, Box, IBM, Atlassian, SAP, and Lufthansa. BE PART OF THE PDF VIEWER COMMUNITY pdfviewer.io twitter.com/pdfviewerapp LEGAL Duration and price of each subscription are displayed in PDF Viewers’ storefront, updated at the time of purchase. Payment will be charged to iTunes account at confirmation of purchase. Subscriptions automatically renew unless auto-renew is turned off no later than 24 hours before the end of the current period. Subscriptions and auto-renewal can be managed/turned off in the iTunes account settings. Any unused portion of a free trial period is forfeited as soon as a subscription is purchased. Terms of Use: https://pdfviewer.io/terms Privacy Policy: https://pdfviewer.io/privacy
境界簡易AR
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KML、KMZ、CSV、SIMA、DXF、GeoTIFFなどの位置データを読み込み、境界点、境界線、画地、点名、画地名をAR画面または平面図で概略確認するためのアプリです。 主な機能 ・KML / KMZ / CSV / SIMA / DXF / GeoTIFF の読み込み ・境界点、測点、ライン、画地の表示 ・平面図での確認と点選択 ・選択した点のAR画面での強調表示 ・読み込んだファイル単位でのレイヤー管理 ・レイヤーの表示 / 非表示 / 削除 ・CSV読み込み時の列割り当て ・日本の平面直角座標系 1〜19系の指定 ・GeoTIFFのAR表示 ・表示数、表示距離、点名数、点サイズ、線幅の設定 ・方位と表示高さの手動補正 ・高さ情報を使った概略的な上下表示 ・端末ライトのON/OFF GeoTIFFについて 画像GeoTIFFはタイルと複数の解像度に分け、ARと地図の表示範囲に応じて読み込みます。表示範囲や端末の処理能力により細部の表示が変わります。すべてのGeoTIFF形式、座標系、圧縮形式、バンド構成に対応するものではありません。 注意点 ・本アプリは、現地で位置データを概略確認するための補助ツールです。 ・測量機器としての精度保証はありません。 ・境界確定、登記、公共測量等の正式な成果作成を保証するものではありません。 ・AR表示位置は、端末の位置情報、方位センサー、周囲環境、明るさ、読み込んだデータの内容に影響されます。 ・すべてのCSV形式、SIMA形式、KML形式、GeoTIFF形式に対応するものではありません。 ・高さ情報は、入力データの内容により不足、不整合、未定義の場合があります。 ・大容量データでは、表示制限や解像度縮小により、元データの全要素・全解像度がそのまま表示されない場合があります。 使用する権限 ・カメラ:AR表示に使用します。 ・位置情報:現在地の取得に使用します。 本アプリは、クラウド同期、アカウント登録、広告表示、アクセス解析を行いません。
Screenshots
Verdict
The clearest difference is in-app purchases: 境界簡易AR at none against PDF Viewer by Nutrient's 2. PDF Viewer by Nutrient's advantage is device support (4 vs 2). On price, update cadence, ads 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
Both are free to download. PDF Viewer by Nutrient sells 2 in-app purchases, starting at $6.99 per 3 months. 境界簡易AR asks for nothing beyond the download.
PDF Viewer by Nutrient ships an update monthly, 境界簡易AR every 2 weeks. The most recent releases landed on November 2, 2026 and October 18, 2026 respectively.
| Parameter | PDF Viewer by Nutrient | 境界簡易AR |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (9.1K ratings) — better | — |
| Positive reviews | 73.2% of reviews | — |
| Number of ratings | 9.1K — better | — |
| Update frequency | Monthly | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, Mac, Vision Pro — better | iPhone, iPad |
| Requires iOS | 17.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 109 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | PSPDFKit GmbH | Yusuke Yoshida |
Bugs and requests
PDF Viewer by Nutrient
Reported bugs
4 issues- Annotations randomly disappearing or not saving
- Incompatibility issues with certain PDF files
- Scrolling and panning problems on large PDFs
- Unexpected crashes after iOS updates
Requested features
5 requests- Add a rubber/eraser tool for annotations
- Implement a side-by-side PDF view mode
- Improve palm rejection and gesture support
- Allow customization of toolbar and shortcuts
- Provide better options for PDF file management
境界簡易AR
Not enough reviews yet to summarise bugs or requests.
In-app purchases
PDF Viewer by Nutrient
- PDF Viewer Pro 3 Months7 Days trial$6.993 Months
- PDF Viewer Pro Yearly7 Days trial$19.991 Year
境界簡易AR
No in-app purchases









