Comma vs Scan2Sides
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Comma
Enhance your writing with AI-powered grammar, spelling, and punctuation correction. Improve sentence clarity, tone, and flow with smart paraphrasing and rewriting tools. Perfect for students, professionals, and content creators seeking to write with confidence and accuracy.
- Instant grammar and spell check
- Smart paraphrasing and sentence rewriting
- AI-powered proofreading
- Essay and content improvement
- Real-time AI corrections
- Works across multiple apps
Read full descriptionHide full description
Write smarter, faster, and mistake-free with Comma — your ultimate grammar checker, spell corrector, and writing helper powered by advanced AI technology. Whether you're crafting essays, drafting emails, rewriting sentences, or simply perfecting a social media post, Comma makes it easy to write with confidence. Why Choose Comma? · Instant Grammar and Spell Check · Fix grammar mistakes, punctuation errors, and typos in real time. No more second-guessing — get clear suggestions when you need them. Smart Paraphrasing and Sentence Rewriting · Rewrite sentences to improve clarity, tone, and flow. Whether you're polishing a professional report or enhancing a creative story, our AI ensures your writing sounds its best. AI-Powered Proofreader · Comma acts as your 24/7 proofreader and writing aid, offering intelligent corrections for spelling, grammar, punctuation, and style issues. Essay and Content Improvement · Perfect for students, writers, and professionals — enhance your essays, articles, or business communications with expert-level editing. Lightweight, Fast, and Easy to Use · Enjoy a seamless experience with a clean, distraction-free interface. Whether you're on the go or at your desk, Comma is built for productivity. Features at a Glance: - Grammar, punctuation, and spelling corrections - Smart paraphrasing and rewriting suggestions - Sentence structure improvements - Essay editing and writing aid - Real-time AI proofreading - Works across notes, messages, emails, and more Who Is Comma For? · Students looking for an essay proofreader or writing helper · Professionals wanting error-free emails and reports · Bloggers, writers, and content creators seeking better flow and structure · Anyone who wants to write confidently and clearly From paraphrase to grammar correction, from rewrite enhancements to spelling fixes — Comma is the trusted proofreader and writing aid you need. Whether you’re a casual writer or an experienced editor, our AI-powered tools make your writing grammar perfect. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Scan2Sides
Read full descriptionHide full description
An intuitive and powerful application designed to simplify your document scanning and management needs. You can easily obtain the desired images by taking photos directly within the app or selecting existing ones from the album. IntelliScan supports various document types (such as ID cards, bank cards, passports, etc.), ensuring accurate and efficient scanning. Core Features: - Flexible Image Acquisition: Take photos directly within the app or quickly select images from the album. - Copy both sides: Photocopy both the front and back sides of documents such as ID cards onto a single A4 sheet. - Diverse Export Options: Save scanning results to the album or export them as PDF files for easy sharing and storage. - Intelligent Processing: Automatically detect document borders, correct perspectives, and optimize image quality for a professional effect. - Personalized Settings: Supports adding watermarks, adjusting colors, and provides A4 or custom layout options. Make document scanning and management more convenient and efficient, becoming your indispensable intelligent assistant!
Screenshots
Verdict
The clearest difference is ads: Scan2Sides at none against Comma's shown. On price, update cadence, in-app purchases 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. Comma sells 3 in-app purchases, starting at $4.99 per 7 days and Scan2Sides sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Comma ships an update every 4 months, Scan2Sides every 5 months. The most recent releases landed on November 4, 2026 and November 8, 2026 respectively.
| Parameter | Comma | Scan2Sides |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 4 months — better | Every 5 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.6 — better | 17.6 |
| Further details — not scored | ||
| Size | 61 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | MATEUSZ JAROSŁAW WRZESZCZ | 永杰 杨 |
In-app purchases
Comma
- Weekly Subscription$4.997 Days
- Monthly Subscription$9.991 Month
- Annual Subscription$29.991 Year
Scan2Sides
- Pro$0.99









