CSV Master vs Lightblue
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CSV Master
Edit and create CSV files with a spreadsheet-like interface. Syncs with cloud storage and supports custom delimiters. Offers dark mode for comfortable viewing and editing on mobile devices.
- Edit and create CSV files
- Spreadsheet-style table view
- Cloud synchronization (iCloud)
- Import and export functionality
- Customizable delimiters
- Dark mode support
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Take control of your CSV files anytime and anywhere with this powerful and easy-to-use CSV editor and file viewer for iPhone and iPad. Whether you are managing contact lists, inventory data, log files, or spreadsheet exports, this app makes it effortless to view, create, and edit CSV files on the go. With a clean and intuitive interface, editing rows and columns is as simple as using a professional spreadsheet. Key Features - Seamless Editing and Creation: Open, modify, and save CSV files directly on your mobile device. - Spreadsheet Grid View: View your data in a clean, professional, table-style layout for easy reading. - Tap and Quick Navigate: Tap any cell to edit instantly and use the in-app navigation buttons to move up, down, left, or right smoothly. - Transparent Editing Overlay: View the full background sheet while editing a cell to keep track of your data context. - Advanced Encoding Support: Open files with different character encodings, including UTF-8 and Shift-JIS, to prevent broken text or text corruption. - Flexible Cloud Syncing: Works flawlessly with iCloud Drive and other major cloud storage providers to keep your files synced across all devices. - Custom Delimiters: Support for multiple delimiters including commas, tabs, semicolons, and spaces. - Easy Import and Export: Share your finished work via email, messages, or AirDrop instantly. - Dark Mode Support: Switch between light and dark themes for comfortable reading in low-light environments. Perfect for developers, data analysts, professionals, students, and anyone who works with structured text data. Download now to get your mobile solution for managing CSV files.
Lightblue
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このアプリでは、Lightblueをスマートフォン・タブレットから利用できます。 ■ 主な機能 ・最新のAIモデルとのチャット(モデルや思考の深さを選択可能) ・Web検索や連携した社内ドキュメントを活用した回答 ・専用のアシスタントの呼び出し ・ルームでのチャット共有とメンバーとの共同作業 ・画像やファイルの添付 ・チャット履歴の検索 ・応答完了のプッシュ通知 ■ エンタープライズ企業さま向けの堅牢なセキュリティ 国内リージョンのモデル選択や、学習されないモデルのみを採用するなど、エンタープライズ企業向けのセキュリティも確保しています。 ■ ご利用にあたって 本アプリは Lightblue をご契約中の法人のお客様向けです。管理者から発行されたアカウントでログインしてください(ワークスペースでモバイルアプリの利用が許可されている必要があります)。アプリ内で新規アカウントを作成することはできません。
Screenshots
Verdict
The clearest difference is in-app purchases: Lightblue at none against CSV Master's 1. Lightblue also leads on ads (none vs shown). On price, update cadence, 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
Both are free to download. CSV Master sells 1 one-off in-app purchase. Lightblue asks for nothing beyond the download.
CSV Master ships an update every 3 weeks, Lightblue every 2 weeks. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.
| Parameter | CSV Master | Lightblue |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) — better | — |
| Positive reviews | 33.3% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 3 weeks | Every 2 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 15 MB | 101 MB |
| Age rating | 4+ | 4+ |
| Developer | Kazuhisa Kobayashi | Lightblue Inc. |
In-app purchases
CSV Master
- Remove Ads$4.99
Lightblue
No in-app purchases









