This app uses AI and text recognition to solve Sudoku puzzles from photos, screenshots, or manual input. Get hints, play, share, or print your puzzles. An in-app purchase removes ads.
3.0(2 ratings)
FreeAdsIn-App Purchases
Best apps like Optical Toolkit
10+ similar apps compared and reviewed
3.7 avg rating
9 free apps
Updated July 2026
Whether you want more options like Optical Toolkit or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.
Top Alternatives to Optical Toolkit
DeDuplicate - Cloud Cleaner by Paolo Pugliese
Remove duplicates in the cloudStrong Contender
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4.4(115 ratings)
$7.99In-App Purchases
This app scans your cloud storage for identical files and allows you to remove duplicates, freeing up valuable space. It efficiently identifies exact duplicates using file hash values without downloading your files, ensuring privacy and speed.
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Money Scanner: Bill Checker
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Instantly identify U.S. dollar bills using your iPhone camera. This app provides real-time denomination recognition and offers audio support for the visually impaired. It's designed for quick, accurate, and private cash scanning.
Instant U.S. dollar bill identificationReal-time denomination recognitionAudio support for visually impaired
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Luigi Jobs
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This platform connects job seekers with businesses by matching applicant profiles to job requirements. Businesses post vacancies, and a unique algorithm ranks suitable candidates based on availability, location, and experience. Job seekers are automatically notified of relevant opportunities.
Automated job matching algorithmBusiness job vacancy postingRanked candidate lists
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Desky
by Desky Pty Ltd
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This app controls your standing desk via Bluetooth, allowing you to adjust height, save favorite positions, and set reminders to stand. Track your standing time and improve your work habits.
Bluetooth desk pairingSave favorite sit/stand positionsStand up reminders
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Smart Dial - T9 One Click Dial
Quick calls with single touch
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This app offers a faster way to make calls using a T9 dial pad or a speed dial grid. It allows for smart contact searching, group messaging, and call blocking. Additional features include automatic contact image fetching and customizable dialer tones.
Smart T9 contact searchCustomizable speed dial gridContact grouping for mass messaging
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Morse Code Tool
Use morse code with your phone
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Learn and send Morse code with your phone. Features include text conversion, instant light signals, and manual light toggling. An SOS signal tool is included for emergencies, though external equipment is recommended for safety.
Text to Morse code conversionInstant light signal conversionManual front/rear light toggling
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Cleaner Cat: Clean Storage
Free up Space, Delete Photos
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This app helps you free up storage space by identifying and removing duplicate or low-quality photos and videos. It also offers video compression and a unique reward system where cleaning your device earns you virtual cat food to unlock digital cat breeds.
Duplicate photo cleanerDeep memory cleanerVideo compression
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When - Flip Clock
Minimalist Clock
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This app offers a minimalist flip clock experience with customizable widgets. It features a full-screen display with classic page-turning animations and adjustable brightness. Personalize your time display with options for seconds, date, and week.
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ad-supported