Truth Table Builder vs Yuzu eReader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Truth Table Builder
Easily construct truth tables from Boolean formulas. This app supports up to 8 variables and can display sub-expressions, ensuring the original truth function is preserved. It offers a custom keyboard for input, saves and shares tables, and allows operator customization.
- Build truth tables up to 8 variables
- Shows sub-expressions
- Preserves original truth function
- Generates random expressions
- Supports custom operators and constants
- Saves and shares truth tables
Read full descriptionHide full description
Truth Table Builder is an easy, quick and reliable app that builds truth tables from Boolean/propositional formulas that you enter. Features: - Build truth table of up to 8 variables - Shows sub-expressions of the main expression - Splits expression based on operator precedence rule so that original truth function is preserved - Generates random expressions - Supports all variable letters and logical operators - Custom keyboard for easy input of expressions - History of all entered expressions - Save and share truth tables - Customize operators and truth constants
Yuzu eReader
This app provides an interactive platform for reading and engaging with digital learning materials on your mobile devices. It allows for easy access to textbooks, note-taking, highlighting, and multimedia integration, making studying more convenient and effective.
- Interactive learning with multimedia
- Syncs highlights, notes, and bookmarks
- Searchable content
- Adjustable reading layout and zoom
- Read Aloud functionality
- Offline access to content
Read full descriptionHide full description
Yuzu is a learning platform that lets you read and interact with digital content from the convenience of your iPad or iPhone. BENEFITS OF eTEXTBOOKS ON YUZU Interactive Learning - eTextbooks can include videos and other multimedia content and links to related websites, to make the learning experience richer and more engaging. Travel Lighter - Replace multiple textbooks with one app where you can access your course materials from a single, beautifully organized interface. Read On-the-Go - With course materials always at your fingertips, you can read and study wherever you are. Highlights, notes, and bookmarks automatically sync across all of your devices. Study Smarter - You can highlight and add notes to your eTextbooks. Plus, you can easily adjust the layout, font size, and zoom to make reading easier. Simple Navigation - Search keywords, phrases, and figures throughout all of your digital content. Quickly jump to a location by typing a page number. Features * Create highlights, notes, and bookmarks. Your changes are automatically saved and made available to all of your apps. * Search for keywords, phrases, or figures. * Navigate using the Table of Contents. * Jump to a location by page number. • Listen to your books and learn on the go with Read Aloud. * Zoom fixed format content or adjust the layout and fonts with reflowable content. * Download your digital content for later reading and adding notes while offline.
Screenshots
Verdict
The clearest difference is price: Yuzu eReader at Free against Truth Table Builder's $0.99. Yuzu eReader also leads on ratings volume (15K vs 58) and update cadence (every 3 months vs every 6 months). Truth Table Builder's advantage is review sentiment (60% vs 22%) and iOS requirement (11.0 vs 17.6). On rating, ads, 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
Yuzu eReader is free to download; Truth Table Builder costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Truth Table Builder holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: Yuzu eReader has 15K ratings behind it against 58, so its average is the more settled of the two. Written reviews point the same way: 60% of Truth Table Builder's written reviews are positive against 22% of Yuzu eReader's.
Truth Table Builder ships an update every 6 months, Yuzu eReader every 3 months. The most recent releases landed on November 1, 2026 and November 10, 2026 respectively.
| Parameter | Truth Table Builder | Yuzu eReader |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 4.7 (58 ratings) — better | 4.5 (15K ratings) |
| Positive reviews | 60.0% of reviews — better | 22.0% of reviews |
| Number of ratings | 58 | 15K — better |
| Update frequency | Every 6 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 11.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 1 MB | 189 MB |
| Age rating | 4+ | 4+ |
| Developer | Ketan Appa | Barnes & Noble College |
Customer experience
Truth Table Builder
Yuzu eReader
Bugs and requests
Truth Table Builder
Not enough reviews yet to summarise bugs or requests.
Yuzu eReader
Reported bugs
4 issues- Frequent app crashes and freezes
- Login and access issues
- Incorrect text formatting and layout
- Unreliable read-aloud functionality
Requested features
4 requests- More highlighter color options
- Ability to annotate directly on pages
- Improved page navigation and layout controls
- Seamless integration with note-taking apps
In-app purchases
Truth Table Builder
No in-app purchases
Yuzu eReader
No in-app purchases
Questions
Is Truth Table Builder free?
Is Yuzu eReader free?
Which has better reviews, Truth Table Builder or Yuzu eReader?
Do Truth Table Builder or Yuzu eReader have ads?
Which is updated more often, Truth Table Builder or Yuzu eReader?
Other comparisons















