ChaReader vs Calculator Widget
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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
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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
Calculator Widget
Enhance your device with dynamic widgets and interactive features. Access a calculator directly from your home screen or dynamic island. View your calculation history and utilize standby mode for quick access.
- Dynamic Island support
- Interactive widget
- Standby mode
- Live Activities
- Calculation history
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- Support Dynamic Island. - Support Interactive Widget. - Support Standby. - Support Live Activities. Please open the app at least once to add widgets.
Screenshots
Verdict
The clearest difference is in-app purchases: ChaReader at none against Calculator Widget's 2. ChaReader also leads on iOS requirement (15.0 vs 17.0). Calculator Widget's advantage is update cadence (fortnightly vs every 2 months) and review sentiment (100% vs 83%). On price, rating, ads and device support 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. Calculator Widget sells 2 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 ChaReader against 4.6 for Calculator Widget. That said, the two scores are not equally well evidenced: Calculator Widget has 41 ratings behind it against 8, so its average is the more settled of the two. Written reviews are what separate them: 83% of ChaReader's written reviews are positive against 100% of Calculator Widget's.
ChaReader ships an update every 2 months, Calculator Widget fortnightly. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.
| Parameter | ChaReader | Calculator Widget |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (8 ratings) | 4.6 (41 ratings) — better |
| Positive reviews | 83.3% of reviews | 100.0% of reviews — better |
| Number of ratings | 8 | 41 — better |
| Update frequency | Every 2 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 3 MB | 19 MB |
| Age rating | 17+ | 4+ |
| Developer | Kuixi Song | ZIJIAN CHEN |
Customer experience
ChaReader
Calculator Widget
In-app purchases
ChaReader
No in-app purchases
Calculator Widget
- Pro-Offer$1.99
- Pro Version$2.49









