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Project Naptha icon

Project Naptha

Highlight, copy, edit, and translate text from any image on the web.

Users100KCurrent public install base
Rating3.6Store average score
Reviews1,802Public review volume
Manifest versionV3Extension platform version
7-day growth0Net users gained this week
7-day growth rate0%Relative weekly velocity
Preview

Project Naptha Media preview

2 assets
Trend

User growth trend

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User Growth Over Time

100K100K100K100K100K2026年7月16日2026年7月19日2026年7月22日Latest: 100K
Rating trend

7-day rating trend

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7-day rating change

Start
3.58
Latest
3.58
7-day rating change
0.00
3.483.533.583.633.682026年7月16日2026年7月19日2026年7月22日Latest: 3.58
2026年7月16日2026年7月22日
Growth overview

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7-day growthFlat
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Technical snapshot

Version, languages, and crawl freshness

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Version0.9.7
ManifestV3
Size4.68MiB
Languages1English (United States)
Published
Store updated
Last crawled
English (United States)
Overview

Product summary

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Live Demo: http://projectnaptha.com/

Project Naptha automatically applies state-of-the-art computer vision algorithms on every image you see while browsing the web. The result is a seamless and intuitive experience, where you can highlight as well as copy and paste and even edit and translate the text formerly trapped within an image.

Words on the web exist in two forms: there’s the text of articles, emails, tweets, chats and blogs— which can be copied, searched, translated, edited and selected— and then there’s the text which is shackled to images, found in comics, document scans, photographs, posters, charts, diagrams, screenshots and memes. Interaction with this second type of text has always been a second class experience, the only way to search or copy a sentence from an image would be to do as the ancient monks did, manually transcribing regions of interest.

You can watch as moving your cursor over a block of words changes it into the little I-beam. You can drag over a few lines and watch as a semitransparent blue box highlights the text, helping you keep track of where you are and what you’re reading. Hit Ctrl+C to copy the text, where you can paste it into a search bar, a Word document, an email or a chat window. Right-click and you can erase the words from an image, edit the words, or even translate it into a different language.

Security & Privacy: Project Naptha handles OCR and text detection locally on your computer. When highlighting text, the extension checks a remote server to determine whether a public high quality transcription exists using a cryptographic hash of the URL (this includes no cookies, user tokens, or any identifying information, and the server is incapable of storing access logs). For more information, read the section on security and privacy on http://projectnaptha.com/

Reviews

Recent review snapshot

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Store average score3.6Chrome Web Store aggregate rating, including ratings without synced review text
Synced text average3.1Average computed only from synced review bodies below
Reviews with text938Synced review bodies
Total ratings / reviews1,802Chrome Web Store public rating/review count

Store average score: 3.6. The bars below are calculated from synced review text only, so they may be empty for extensions that have public ratings but no synced comments yet.

5
336
4
123
3
108
2
86
1
285
Xiong Bin2017年5月19日
5

great char editor directly in web images

Language en
1 helpful · 0 not helpful
Brian Crouch2017年5月18日
5

This is genius. At a click OCR, translation in frame, editing of grammatical and spelling errors-- anyone giving this less than 5 stars is simply an ingrate.

Language en
1 helpful · 1 not helpful
Philip2017年5月16日
5

Can I just say that I love you? Like honestly, your app has been SO USEFUL IT'S NOT EVEN FUNNY. Thank you for your wonderful commitment to this world

Language en
0 helpful · 1 not helpful
Fxxv2017年4月30日
4

Корейского нехватает..

Language ru
Nguyễn Văn Cao Kỳ2017年4月27日
5

Hỗ trợ Tiếng Việt Thì tuyệt vời !

Language vi
8 helpful · 4 not helpful
Fiku Vian2017年4月9日
1

GOOGLE! CLEAN UP your ***ING store the rats are already at the cheese! Not even kidding.

Language en
0 helpful · 4 not helpful
Vladislav Tabanakov2017年4月7日
4

Doesn't recognise numbers. In other respects it's surprisingly effective.

Language en
0 helpful · 1 not helpful
Antoine D.2017年4月5日
1

Ne marche pas ?!?

Language fr
1 helpful · 1 not helpful
Ranzit Kumer Shango2017年3月28日
4

For a piece of software to be able to read an image, which to a computer is nothing more than a long string of characters anyway, and be able to take a small selection of the rendered version and derive text from it, is quite a feat. If it weren't, Captcha verification methods wouldn't be nearly as effective as they are. Kudos. That being said, it could stand to be refined a bit. It doesn't do so well with large text or text running at an angle

Language en
6 helpful · 25 not helpful
Ken Whisenant2017年3月21日
4

For a piece of software to be able to read an image, which to a computer is nothing more than a long string of characters anyway, and be able to take a small selection of the rendered version and derive text from it, is quite a feat. If it weren't, Captcha verification methods wouldn't be nearly as effective as they are. Kudos. That being said, it could stand to be refined a bit. It doesn't do so well with large text or text running at an angle.

Language en
13 helpful · 3 not helpful