Synap Office vs WordByWord
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Synap Office
This mobile office suite allows users to create, view, and edit documents, presentations, and spreadsheets on their iPhone. It offers broad compatibility with Microsoft Office formats and supports various file types, including PDF export. The app provides rich formatting tools and the ability to open files from multiple sources.
- View, edit, and create documents, slides, and spreadsheets
- Microsoft Office compatibility (Word, PowerPoint, Excel)
- Supports numerous file formats including PDF
- Export documents to PDF
- Rich formatting and editing tools
- Open files from email, storage, and browser apps
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Synap Office is a free mobile office solution for iPhone which lets you view, edit and create documents at anytime and anywhere. Synap Office offers excellent compatibility, allowing you to quickly view documents and edit them easily. Feature Highlights: ■ One small app includes Word, Slide, Cell ■ 100% FREE. No sign-in or subscription required ■ Fully compatible with Microsoft Office (Word, PowerPoint, Excel) ■ Supports dozens of file formats including doc, docx, txt, hml, ppt, pptx, xls, xlsx and pdf ■ Export office documents to PDF ■ Intuitive User Interface ■ Open documents from email, storage and browser apps ■ Rich formatting features –font and paragraph styles, images, shapes ■ Insert pictures taken with your phone camera Synap Office Word: ■ Compatible with MS Word (doc, docx) ■ Export Word documents to docx, pdf, hml or txt formats ■ Rich font and paragraph formatting feature ■ Insert pictures, shapes, memos and text boxes ■ Find and replace ■ Thumbnail view Synap Office Slide: ■ Compatible with MS PowerPoint (ppt, pptx) ■ Slide show ■ Thumbnail and slide note view ■ Export Slide documents to docx or pdf ■ Supports detailed object properties such as images and shapes, font, paragraph ■ Insert pictures, shapes, memos and text boxes ■ Find and replace Synap Office Cell: ■ Compatible with MS Excel (xls, xlsx) ■ Supports MS Excel compatible charts and filters ■ Supports MS Excel compatible formulas including 150+ math, financial, information, statistical, date/time and text functions ■ Manage worksheets ■ Export Cell documents to xlsx or pdf ■ Rich font and paragraph formatting feature ■ Insert pictures, shape, memos and text boxes ■ Find and replace System Requirements ■ iPhone with iOS 7.0 or later Links ■ Homepage: m.synapoffice.com If you have any questions, feedback or suggestions, please contact us directly at support@synapsoft.co.kr
WordByWord
This app helps you read faster by displaying text one word at a time in a fixed position. It supports various text formats like PDFs, EPUBs, and web articles, allowing you to adjust reading speed up to 1200 WPM. All processing is done locally on your device for privacy.
- Reads text one word at a time (RSVP)
- Supports PDFs, EPUBs, web articles, and copied text
- Adjustable reading speed from 100 to 1200 WPM
- Punctuation and sentence endings are respected
- Progress is saved for each document
- Includes three classic books
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Read faster without moving your eyes. WordByWord uses RSVP to display text one word at a time in a fixed position, helping you move through books, PDFs and articles at up to 1,200 WPM. Completely free. No subscriptions, purchases, ads, accounts, analytics or tracking. BRING YOUR OWN TEXT • PDF and EPUB from Files, chapters kept intact • A printed page, photographed and recognised on the device • Anything you have copied • An article from the web, by address • Share text, a link or a document into the app from anywhere in iOS • Send the page you are reading in Safari straight to your library READING • 100 to 1200 words per minute, in steps of 25 • Long words and sentence ends hold a little longer, so punctuation is still felt rather than flattened • Each start eases in over the first sixteen words instead of beginning at full speed • Your place is kept in every document • Chapter list, rewind, and pause at any moment Nothing leaves your iPhone. No analytics, no tracking, no server. The only network request the app ever makes is fetching an article from an address you typed yourself. Three books are included to begin with: Alice's Adventures in Wonderland, Frankenstein, and Moby-Dick.
Screenshots
Verdict
The clearest difference is rating: WordByWord at 5.0 against Synap Office's 1.0. WordByWord also leads on update cadence (every 9 days vs every 2 months). Synap Office's advantage is iOS requirement (7.0 vs 17.0). On price, ratings volume, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
WordByWord holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Synap Office ships an update every 2 months, WordByWord every 9 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.
| Parameter | Synap Office | WordByWord |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 45.5% of reviews | — |
| Number of ratings | 1 | 1 |
| Update frequency | Every 2 months | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 7.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 63 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Synapsoft Corp. | Tehran Hamidzada |
Customer experience
Synap Office
WordByWord
In-app purchases
Synap Office
No in-app purchases
WordByWord
No in-app purchases









