Piiico · Image Annotation vs ChaReader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Piiico · Image Annotation
Easily mark up and share your images to communicate ideas more clearly. Offers a wide range of annotation tools with customizable styles, including smart text highlighting and fun face covering options. Export and share your annotated images conveniently.
- Rich annotation tool library
- Diverse markup styles
- Instant face detection and cover
- Smart text highlighting
- Sticker tool for emojis and originals
- Convenient export and sharing
Read full descriptionHide full description
Piiico is a simple, quick-to-follow image annotation tool. You can use Piiico to mark and share your pictures to express your ideas more directly. Piiico offers: • Rich annotation tool library: marquee tool, brush tool, line tool, arrow tool, coverage tool, text tool, face coverage, text highlight, magnifier, focusing tool and stickers. • Exquisite and diverse markup style: Say goodbye to single, rude red dots, arrows. We offer rich and soft colors. You can also add shadows and borders to your annotation. • Interesting Face Cover: Instant face detection and cover by drag-select. Besides three regular modes, we also provide interesting emoji mode. • Smart Text Highlight: Automatically recognize text areas, add translucent backgrounds, underline or strikethrough lines to text. • A new sticker tool that freely adds emoji stickers and original stickers. • Convenient export and sharing: We support Action Extension and Photo Editing Extension. Also, we provide URL Schemes for quick launch. • Fully adapt to iPad, support split-screen mode, support drag and drop. If you have any questions, comments or suggestions that would help us improve this app, please contact us. Email: hello.pico.app@gmail.com Weibo: @PicoApp
ChaReader
Convert text from various sources into spoken word. Save articles as audio or PDF, and extract key information. Personalize your reading experience with adjustable voice settings and display options.
- Import articles from web, documents, images (OCR)
- Read articles aloud with adjustable voice settings
- Export audio to MP3
- Export articles to PDF
- Extract key information (email, links, phone)
- Save favorite sentences to Collections
Read full descriptionHide full description
ChaReader - An elegant text-to-speech app Using ChaReader, you can easily import articles from various resources, use iOS built-in libraries to read these articles, export them to MP3 or PDF format, and add your favorite paragraphs to the Collections! The main functions are: -Various resources for adding articles: copy text from clipboard, extract text from web page, extract text from documents, extract text from images using OCR -Read added articles aloud -Use a slider to quickly scroll to the sentence you want to listen to -Choose whether the screen follows the text during reading -Export audio of article readings to MP3 files -Export articles to PDF files -Extract useful information from article (e.g. email, link, phone number, etc.) -Use iOS's built-in voice bundles for personalization -Adjust speaking speed, pitch, volume and language for reading -Support reading articles in all languages in iOS -Stick favorite articles on top -Manage added articles and exported files -Except when importing text from web pages, all actions are done locally using iOS machine learning frameworks -Select and text your favorite sentences to Collections, and save them as images into your album -View articles in plain text and rich text modes -Elegant design (including Dark mode) and continuous updates If you have any questions, please contact via Email or iMessage: krayc425@gmail.com
Screenshots
Verdict
The clearest difference is in-app purchases: ChaReader at none against Piiico · Image Annotation's 8. Piiico · Image Annotation's advantage is ratings volume (120 vs 8) and iOS requirement (11.0 vs 15.0). On price, rating, review sentiment and update cadence 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. Piiico · Image Annotation sells 8 one-off in-app purchases. ChaReader asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.5 for Piiico · Image Annotation against 4.5 for ChaReader. That said, the two scores are not equally well evidenced: Piiico · Image Annotation has 120 ratings behind it against 8, so its average is the more settled of the two. Written reviews split almost evenly too, at 84% and 83% positive.
Piiico · Image Annotation ships an update monthly, ChaReader every 2 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.
| Parameter | Piiico · Image Annotation | ChaReader |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (120 ratings) — better | 4.5 (8 ratings) |
| Positive reviews | 84.3% of reviews — better | 83.3% of reviews |
| Number of ratings | 120 — better | 8 |
| Update frequency | Monthly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 31 MB | 3 MB |
| Age rating | 4+ | 17+ |
| Developer | Hangzhou Onedium Technology Co., Ltd. | Kuixi Song |
Customer experience
Piiico · Image Annotation
ChaReader
In-app purchases
Piiico · Image Annotation
- Free upgradeFree
- Face Cover$0.99
- Text Highlight$0.99
Show 5 moreShow fewer
- Colors & Styles$0.99
- Magnifier$0.99
- Sticker Tool$0.99
- Focus Tool$0.99
- Piiico Pro$2.99
ChaReader
No in-app purchases








