Comparison

iA Writer vs 境界簡易AR

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

Head to head
About

iA Writer

A distraction-free writing environment designed to help you focus on your words. It offers features like Focus Mode, plain text writing with HTML preview, and robust organization tools. Customize your writing experience and export to various formats.

Highlights
  • Distraction-free writing environment
  • Focus Mode for enhanced concentration
  • Plain text writing with HTML preview
  • Document organization and search
  • Customizable keyboard layout
  • Export to various formats (Word, PDF, HTML, WordPress, Medium)
Currently charting
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“Leaving life’s mess for an ideal realm of words.” —The New Yorker “My favorite iOS app for writing in Markdown, without question, is iA Writer. iA Writer is just beautiful. To me, it’s the gold standard for Markdown syntax styling... an elegant champagne flute. That’s iA Writer for me.” —John Gruber “iA Writer creates a clean, simple and distraction-free writing environment for when you really need to focus on your words.” —The New York Times “iA Writer is an example of how powerful simplicity and accessibility can be.” —The Guardian “iA Writer is all about textual production—writing this phrase, this sentence, this word at this moment.” —WIRED 4 x Best of App Store Winner # The Simple Writing App iA Writer removes distractions. Giving you a calm, focused, writing space, so you can express yourself clearly. # Focus Focus Mode dims everything but the current sentence or paragraph, helping you stay in the flow. # Start Don’t worry about the format. First, write in plain text. Then preview in HTML. # Organize Search, sort, and quickly swap between documents from different clouds. # Customize When you tap and hold a key in the command keyboard, you’re given the chance to choose your own layout. Rearrange your keys, or pick new ones from the extensive list. # Search You can open documents and launch frequent actions in no time with the new Quick Search. It lives in the keyboard so it’s always close at hand. # Work iA Writer includes an inverted light-on-dark-mode, perfect for working day and night. # Clean Spot superfluous adjectives, weak verbs, repetitive nouns, false conjunctions and clean your text of the usual rumble. # Shape Customize your templates and export to WordPress or Medium, HTML, Microsoft Word (.docx), or PDF. # 100% Text Embed links, pictures, tables and text files in plain text and see them in preview. # Get in Touch - Visit ia.net/writer for more information - Visit ia.net/writer/support for support and feedback

About

境界簡易AR

Features
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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

iA Writer4 screens
境界簡易AR3 screens

Verdict

The call

The clearest difference is price: 境界簡易AR at Free against iA Writer's $19.99. iA Writer's advantage is chart position (#37 vs unranked) and iOS requirement (15.0 vs 18.0). On update cadence, ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

境界簡易AR is free to download; iA Writer costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

iA Writer ships an update fortnightly, 境界簡易AR every 2 weeks. The most recent releases landed on October 21, 2026 and October 18, 2026 respectively.

Scorecard3 real differences · 8 level
iA Writer versus 境界簡易AR: the parameters behind the verdict, then further details
ParameteriA Writer境界簡易AR
Price$19.99Free — better
Rating4.6 (1.5K ratings) — better—
Positive reviews73.1% of reviews—
Number of ratings1.5K — better—
Update frequencyFortnightly — betterEvery 2 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
Best chart rank#37 — better—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better18.0
Further details — not scored
Size65 MB4 MB
Age rating4+4+
DeveloperInformation Architects AGYusuke Yoshida

Bugs and requests

iA Writer

Reported bugs

3 issues
  • Crashes when opening certain files
  • Sync issues leading to data loss
  • Formatting problems when exporting to other formats

Requested features

6 requests
  • Improved cloud storage integration (Dropbox, Google Drive, etc.)
  • Enhanced file management and organization tools
  • Better text selection and cursor control
  • More customization options for appearance and layout
  • Integrated outline/table of contents view
Show 1 more
  • Collaborative editing features

境界簡易AR

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

iA Writer

No in-app purchases

None

境界簡易AR

No in-app purchases

Questions

Is iA Writer free?
iA Writer costs $19.99, with no in-app purchases.
Is 境界簡易AR free?
境界簡易AR is free to download, with no in-app purchases.
Do iA Writer or 境界簡易AR have ads?
Neither iA Writer nor 境界簡易AR shows ads.
Which is updated more often, iA Writer or 境界簡易AR?
iA Writer ships an update fortnightly, and 境界簡易AR every 2 weeks. Most recently, iA Writer was updated on October 21, 2026 and 境界簡易AR on October 18, 2026.

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