Comparison

测量工具Pro vs BaiOCR

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

Head to head
About

测量工具Pro

This app offers a suite of essential measurement and utility tools, including a ruler, protractor, noise meter, and distance calculator. It also features a level, compass, and flashlight for everyday tasks. Designed for convenience, it puts a collection of useful gadgets right in your pocket.

Highlights
  • Ruler with metric and inch support
  • Noise meter for sound decibel detection
  • Protractor for measuring angles
  • Distance measurement tool
  • Spirit level
  • Compass
  • Flashlight
Features
Read full description

Measurement tool Pro, eight sets of small tools, the first to experience the noise meter as well as the complete function, the new features and the continuous update of the full functionality... 1: the ruler to measure the length of the gadget, support metric and inch. 2 noise meter: through the phone to detect the surrounding sound decibel 3: get the object angle protractor tool, measured by the camera shooting. 4 paintings: calibration quick view home pendant is neat gadget. 5 measuring distance: input object height, accurate calculation of horizontal distance. 6 level: put the phone on the test object, you can know whether the level of small tools. 7 Compass: fast positioning precision gadget, no longer lost. 8 flashlight: a key to open the phone lights. A collection of a variety of gadgets function measurement tools, it contains a ruler, protractor, noise meter, measuring the distance of these conventional small features, and support level, compass, a flashlight, hang a picture to use it, calibration tools, user can really feel the heart of this product designers design. Measurement tool - really is a commonly used, put in the pocket gadget. QQ qq: Five hundred and fifty-six million four hundred and forty-six thousand seven hundred and five Welcome to join us and look forward to your suggestions and we will try our best to improve our products.

About

BaiOCR

This app uses advanced machine learning for accurate text recognition from images. It supports over 10 languages for OCR and offers translation capabilities for various needs. Easily copy, edit, and save extracted text, with features like background cleaning for improved accuracy.

Highlights
  • Machine learning for accurate OCR
  • 360° text recognition in 10+ languages
  • Multi-language translation
  • Background cleaning for accuracy
  • One-click copy, paste, and edit
  • Automatic text saving
  • Batch recognition of up to 50 images
Features
Read full description

BaiOCR - OCR image to text, efficient and accurate, the most powerful and easiest-to-use OCR App. The best OCR App on App Store in the future . KEY FEATURES: - Machine learning make OCR more accurate. - 360° text recognition in 10+ languages , including Chinese(Simplified), Chinese(Traditional), English, Russian, German, Spanish, Greek, Turkish, Korean and so on. - Support multiply language translation, support business negotiation, study work, travel abroad, and other requirements. - Clean the background of paper to make OCR much accurate. - Copy, Paste and Edit recognized result with one-click. - Automatically save extracted text. - Find history recognition results in "Records". - Support combination of multiple recognized text. 下载即可享受没有任何限制的OCR文字识别、批量识别以及翻译功能,无内购,无账号系统,无广告,拍照识别速度更快。 -----使用场景----- 拍照翻译文字、图片文字提取、公司文件转录、纸质书阅读笔记摘录、截图文字内容提取、身份证识别、购物小票识别,纸质文件电子化存档等等多种场景适用。 ----功能亮点---- ● 竖排文字、繁体文字,都能识别 ● 多语言识别 支持中文、英语、日语、韩语、法语、德语、俄语、西班牙语等大多数语言的OCR识别;留学生说“白描用来处理上课笔记实在是太好用了”; ● 云端识别 云端OCR识别引擎,识别准确度随着自动学习越来越高,识别速度快;另外可以放心的是,图片上传经过加密处理,无需担心隐私。 ● 批量识别。 同类app里的领跑者,能一次识别50张图片,批量识别后也可以对多张原图同时进行校对。 ● 识别结果自动存为历史记录,检索方便。 ●清理纸张背景 有些书页或者纸张太薄,会透出背面的字,对识别结果造成影响,可点击识别页面的「清理背景」按钮进行优化,从而使识别结果更准确, ● 识别结果翻译 支持简体中文、日语、英语、韩语、法语、西班牙语、阿拉伯语、俄语、德语、葡萄牙语、意大利语、繁体中文、粤语、文言文、泰语、希腊语、波兰语、荷兰语、保加利亚语、爱沙尼亚语、丹麦语、芬兰语、捷克语、罗马尼亚语、斯洛文尼亚语、瑞典语、匈牙利语、越南语的互译; ● 灵活选择 手指流畅顺滑,即可分块选择需要的文字,想要哪段点哪段(想查看所有文本,不需要按行点选);识别结果可编辑且选择复制到各种app中使用,支持微信、QQ、有道云、印象笔记等软件。 ● 快速校对 在识别结果页面点击“校对”按钮进行校对,可以在不离开编辑区域的情况下方便对照着原文修改,弥补OCR技术的不完美之处。 ● 通过 iOS 12 上的捷径功能,可以自定义动作及参数,你的效率你做主; ● 识别结果自动分段,弥补了大多数识别软件无法还原原文段落的问题; 使用中遇到任何问题,欢迎发送邮件到tolecen@163.com,或者联系微博@凉子的狗狗

Screenshots

测量工具Pro4 screens
BaiOCR4 screens

Verdict

The call

The clearest difference is ratings volume: BaiOCR at 62 against 测量工具Pro's 2. BaiOCR also leads on update cadence (every 3 weeks vs every 3 months). 测量工具Pro's advantage is price ($0.99 vs $1.99). On rating, review sentiment, ads and in-app purchases 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

测量工具Pro costs $0.99 and BaiOCR $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for 测量工具Pro against 5.0 for BaiOCR. That said, the two scores are not equally well evidenced: BaiOCR has 62 ratings behind it against 2, so its average is the more settled of the two. Written reviews split almost evenly too, at 95% and 95% positive.

UpkeepUpdate frequency

测量工具Pro ships an update every 3 months, BaiOCR every 3 weeks. The most recent releases landed on September 23, 2026 and September 24, 2026 respectively.

Scorecard4 real differences · 6 level
测量工具Pro versus BaiOCR: the parameters behind the verdict, then further details
Parameter测量工具ProBaiOCR
Price$0.99 — better$1.99
Rating5.0 (2 ratings)5.0 (62 ratings)
Positive reviews95.2% of reviews95.5% of reviews — better
Number of ratings262 — better
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.011.0 — better
Further details — not scored
Size54 MB10 MB
Age rating4+4+
Developer飞剑 姚新乐 陶

Customer experience

测量工具Pro

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews21 reviews
Positive95.2%
Neutral0.0%
Negative4.8%

BaiOCR

All ratings62 ratings
Positive98.4%
Neutral1.6%
Negative0.0%
Written reviews44 reviews
Positive95.5%
Neutral2.3%
Negative2.3%

In-app purchases

None

测量工具Pro

No in-app purchases

None

BaiOCR

No in-app purchases

Questions

Is 测量工具Pro free?
测量工具Pro costs $0.99, with no in-app purchases.
Is BaiOCR free?
BaiOCR costs $1.99, with no in-app purchases.
Which has better reviews, 测量工具Pro or BaiOCR?
测量工具Pro and BaiOCR are both rated 5.0 out of 5 on the App Store, from 2 and 62 ratings respectively.
Do 测量工具Pro or BaiOCR have ads?
Neither 测量工具Pro nor BaiOCR shows ads.
Which is updated more often, 测量工具Pro or BaiOCR?
测量工具Pro ships an update every 3 months, and BaiOCR every 3 weeks. Most recently, 测量工具Pro was updated on September 23, 2026 and BaiOCR on September 24, 2026.

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