# IPA Keyboard vs 3lines.org

The clearest difference is price: 3lines.org at Free against IPA Keyboard's $1.99. 3lines.org also leads on rating (4.6 vs 3.3) and review sentiment (85% vs 45%). On ads, in-app purchases, monetization model and device support there is nothing between them.

3lines.org is free to download; IPA Keyboard costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

3lines.org holds the better App Store score, 4.6 against 3.3. Both are backed by a comparable volume of ratings — 17 and 66 respectively. Written reviews point the same way: 45% of IPA Keyboard's written reviews are positive against 85% of 3lines.org's.

IPA Keyboard ships an update every 4 months, 3lines.org every 4 days. The most recent releases landed on November 4, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | IPA Keyboard | 3lines.org |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [3.3 (17 ratings)](https://appshunter.io/ios/app/ipa-keyboard-ipa-alphabet/id955531779/reviews) | **[4.6 (66 ratings)](https://appshunter.io/ios/app/3linesorg/id1352194221/reviews)** |
| Number of ratings | 17 | **66** |
| Positive reviews | 45.2% of reviews | **84.8% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 4 days** |
| Monetization | Free | Free |
| Size | 7 MB | 66 MB |
| Requires iOS | 9.0 | 9.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dawid Pietrala](https://appshunter.io/developer/517794597) | [Jon Hargett](https://appshunter.io/developer/1087189196) |

## What reviewers say

### IPA Keyboard

[App page](https://appshunter.io/ios/app/ipa-keyboard-ipa-alphabet/id955531779)

Easily input phonetic transcriptions with a comprehensive keyboard featuring all International Phonetic Alphabet symbols and diacritics. Ideal for linguists, language learners, and public speakers needing to note pronunciations accurately. Share transcriptions directly with others or save them to note-taking apps.

**Highlights:** Full IPA symbol set, Includes all sounds and diacritics, Usable in other applications, Share transcriptions, Supports phonetic transcription

**Features:** Vision Pro support

**In-app purchases:** none


### 3lines.org

[App page](https://appshunter.io/ios/app/3linesorg/id1352194221)

Convert Chinese ePub files and web pages into a three-line format, adding romanization and translation. The converted documents can be saved as PDFs or copied for further use.

**Highlights:** ePub to three-line conversion, Add romanization (pinyin, Sidney Lau, Yale), Add native language translation (English, Spanish), Convert to PDF, Paste Chinese text, Import from URL

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is IPA Keyboard free?

IPA Keyboard costs $1.99, with no in-app purchases.

### Is 3lines.org free?

3lines.org is free to download, with no in-app purchases.

### Which has better reviews, IPA Keyboard or 3lines.org?

3lines.org is rated higher. IPA Keyboard averages 3.3 out of 5 from 17 ratings, while 3lines.org averages 4.6 from 66 ratings.

### Do IPA Keyboard or 3lines.org have ads?

Neither IPA Keyboard nor 3lines.org shows ads.

### Which is updated more often, IPA Keyboard or 3lines.org?

IPA Keyboard ships an update every 4 months, and 3lines.org every 4 days. Most recently, IPA Keyboard was updated on November 4, 2026 and 3lines.org on November 2, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*