# CSV Master — Spreadsheet Style CSV Editor

> Mobile CSV editor for viewing, creating, and modifying structured data files. (iPhone/iPad app by Kazuhisa Kobayashi.)

- Source: https://appshunter.io/ios/app/csv-master/id1633580928 (this page in markdown: same URL + `.md`)
- Developer: [Kazuhisa Kobayashi](https://appshunter.io/developer/1580882000)
- Category: Productivity, Utilities
- Price: Free with in-app purchases
- Rating: 3.70/5 from 3 App Store ratings · 3 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.0 · 15 MB
- Languages: American English, Japanese
- Released: 2022-07-26
- Data updated: 2026-08-11
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/csv-master/id1633580928/reviews.md

## What is CSV Master?

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.

## Key features

- Edit and create CSV files
- Spreadsheet-style table view
- Cloud synchronization (iCloud)
- Import and export functionality
- Customizable delimiters
- Dark mode support

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


## Recent user reviews (3 of 3)

All indexed reviews: https://appshunter.io/ios/app/csv-master/id1633580928/reviews.md

### 1/5 — Beware tracking

*2024-10-15*

Lost track of how many “legitimate interest” boxes I had to turn off. 
(40-50 boxes ~ 1,000 trackers?)

Makes Facebook look positively benign

Deleted immediately

**Developer response:** Sorry, I don't understand your comment.

### 1/5 — doesnt save

*2024-02-21*

pretty good free app (includes ads) until you try to save. It says “xxx would be saved” but then it doesnt, the CSV Master folder is empty and the file is nowhere to be found. 
Wasted 1.5h of my life. 
Used app on ipad

**Developer response:** Sorry, I've missed your review. The issue you reported does not appear on my devivies. I apporogies for you spent a time with my app.

### 5/5 — Perfect, Simple & Easy To Use

*2023-05-04*

If you’re looking for a simple app to keep spreadsheets which can be ordered and arranged easily, this is the perfect choice. I’m a musician and I use this for keeping a list of my songs which can be easily added to without all the frills, and easily arranged by key, quality, artist, etc. Love it

**Developer response:** Thank you for your review. I promise to keep improving the app.

## Frequently asked questions about CSV Master

### How do I edit CSV files with CSV Master?

CSV Master allows you to open and modify CSV files directly within the app. You can tap on cells to edit their content and use the provided buttons to navigate and manage rows and columns in a clean, table-style layout.

### Does CSV Master support cloud storage?

Yes, CSV Master integrates with cloud services like iCloud, enabling you to sync your CSV files across devices and access them from anywhere. This ensures your data is always up-to-date.

### What devices can I use CSV Master on?

CSV Master is available for iPhone, iPad, and iPod. It is designed to provide a seamless experience across Apple's mobile device ecosystem.

### Can I customize the delimiters in CSV Master?

Absolutely. CSV Master supports custom delimiters, allowing you to use characters like commas, tabs, or other separators to define how your data is structured within the CSV file.

### Does CSV Master have ads?

Yes, CSV Master contains advertisements. As a free application with in-app purchases, it utilizes ads to support its development and ongoing services.

### What is the age rating for CSV Master?

CSV Master has an age rating of 4+. This indicates that the content is generally suitable for all ages, with no mature themes or potentially objectionable material.

### How often is CSV Master updated?

The latest version of CSV Master is 2.11.7, and it was last updated on April 8, 2026. While this indicates a recent update, users can expect regular improvements and bug fixes.

### What are the in-app purchase options for CSV Master?

CSV Master offers in-app purchases, though specific details about these options are not provided in the application data. These typically enhance functionality or remove ads.

## Version history (last 5 releases)

### 2.11.10 — 2026-08-09

Bug fixes and performance improvements.

### 2.11.9 — 2026-07-07

Performance improvements and bug fixes for a more stable experience.

### 2.11.8 — 2026-06-18

Performance improvements and bug fixes for a more stable experience.

### 2.11.7 — 2026-04-08

Bug fixes and performance improvements.

### 2.11.6 — 2025-08-10

Bug fixes and performance improvements.

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## More apps by Kazuhisa Kobayashi

- [Easy Print Address](https://appshunter.io/ios/app/easy-print-address/id1580881998)
- [Housie Bingo Card Maker](https://appshunter.io/ios/app/housie-bingo-card-maker/id1597237424)
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- [Kitchen Timer Clock](https://appshunter.io/ios/app/kitchen-timer-clock/id1645240832)
- [Show IDFA](https://appshunter.io/ios/app/show-idfa/id1658957983)

All apps by Kazuhisa Kobayashi: https://appshunter.io/developer/1580882000

## Related topics

[easy csv editor mobile](https://appshunter.io/ios/topics/easy-csv-editor-mobile) · [csv open](https://appshunter.io/ios/topics/csv-open)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-11.*