Sokudoku: Speed Reading & TTS
Finish AI answers and articles
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Paste long AI answers or articles and finish them faster with RSVP speed reading. Switch to background text-to-speech when you want to listen on the go.
Long AI answers, articles, notes, and work documents should not take over your day. Sokudoku helps you finish them faster.
Paste text or share it from another app. Read with a focused RSVP display, or switch to background text-to-speech when you want to listen.
FOCUSED RSVP SPEED READING
• Shows readable text chunks at one fixed focal point
• Adjustable speed from 200 to 1500 CPM
• ORP highlighting marks the character to focus on
• Natural pauses for punctuation and paragraph breaks
• A gentle speed ramp helps your eyes adjust
LISTEN WHEN YOUR EYES ARE BUSY
• Uses the voices available on your device
• Highlights the sentence being spoken
• Playback speed from 1.0x to 2.0x
• Continues from the Home Screen or Lock Screen
• Useful while commuting, exercising, or doing chores
BRING IN LONG TEXT FAST
• Paste text from the clipboard in one tap
• Receive text and web links from the iOS share sheet
• Cleans up Markdown for comfortable reading
• Keeps code blocks, tables, and diagrams available for reference
PICK UP WHERE YOU LEFT OFF
• Saves reading progress on your device
• Resume unfinished text from the previous position
• See reading time, average CPM, and your speed compared with regular reading
• No account required
Your reading text and history stay on your device and are not sent to the advertising SDK.
Privacy Policy:
https://sokudoku.muscleindustry.work/privacy
Terms of Use:
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
• Long-press the right edge during speed reading to increase speed by 50 CPM, or the left edge to decrease it.
• Larger, clearer Close and Listen controls.
• Improved background text-to-speech.
• More reliable in-app purchase loading, restoration, and localized pricing.
• Privacy and ad-consent refinements.
The developer, RYO MOCHIZUKI, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Location
- Identifiers
- Usage Data
- Diagnostics
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- RYO MOCHIZUKI
- Size
- 46.5 MB
- Category
- Productivity
- Compatibility
Requires iOS 16.4 or later.
- iPhone
Requires iOS 16.4 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English and Japanese
- Age Rating
4+
- 4+
- Contains
Advertising
- In-App Purchases
Yes
- Ad-Free Monthly $2.99
- Remove Ads Forever $9.99
- Copyright
- © 2026 Ryo Mochizuki
