Truth Table Builder vs LSAT Demon
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
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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
LSAT Demon
Prepare for the LSAT with advanced AI tutoring, comprehensive question drilling, and expert-led live and recorded classes. Track your progress, target weaknesses, and access detailed explanations for every official LSAT question.
- AI-guided smart drilling
- Official LSAT question drills
- 9,500+ explanations
- Daily live Zoom classes
- Recorded lesson library
- 24-hour teacher support
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Get your best LSAT score and go to law school for free. The LSAT is easy. You can master it. We’ll show you how with engaging classes, a supportive community, and the best study platform on the market. Drill every official LSAT question. Our drilling algorithm will give you questions just tough enough to help you improve with each one. Read and watch over 9,500+ killer explanations for every question. Attend daily live classes on Zoom. Access all our past classes and lessons. Get stuck? Hit the Ask button and get a reply within 24 hours (usually faster). Track your progress with data-driven analytics. Have a question? Email help@lsatdemon.com. Get your best LSAT score with the Demon. Don’t pay for law school.
Screenshots
Verdict
The clearest difference is price: LSAT Demon at Free against Truth Table Builder's $0.99. LSAT Demon also leads on update cadence (weekly vs every 6 months) and review sentiment (85% vs 60%). Truth Table Builder's advantage is iOS requirement (11.0 vs 16.4). 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
LSAT Demon 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.
On the App Store both sit at effectively the same score — 4.7 for Truth Table Builder against 4.8 for LSAT Demon. That said, the two scores are not equally well evidenced: LSAT Demon has 518 ratings behind it against 58, so its average is the more settled of the two. Written reviews are what separate them: 60% of Truth Table Builder's written reviews are positive against 85% of LSAT Demon's.
Truth Table Builder ships an update every 6 months, LSAT Demon weekly. The most recent releases landed on October 11, 2026 and October 12, 2026 respectively.
| Parameter | Truth Table Builder | LSAT Demon |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 4.7 (58 ratings) | 4.8 (518 ratings) — better |
| Positive reviews | 60.0% of reviews | 85.3% of reviews — better |
| Number of ratings | 58 | 518 — better |
| Update frequency | Every 6 months | Weekly — 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 | 16.4 |
| Further details — not scored | ||
| Size | 1 MB | 76 MB |
| Age rating | 4+ | 4+ |
| Developer | Ketan Appa | LSAT Demon |
Customer experience
Truth Table Builder
LSAT Demon
Bugs and requests
Truth Table Builder
Not enough reviews yet to summarise bugs or requests.
LSAT Demon
Reported bugs
3 issues- Constant reloading and buffering issues
- Inability to access review inbox features
- Incorrect question types shown during drilling
Requested features
4 requests- Dark mode option
- Improved RC interface for mobile
- Ability to swipe up for explanations
- Consistent menu location across platforms
In-app purchases
Truth Table Builder
No in-app purchases
LSAT Demon
No in-app purchases
Questions
Is Truth Table Builder free?
Is LSAT Demon free?
Which has better reviews, Truth Table Builder or LSAT Demon?
Do Truth Table Builder or LSAT Demon have ads?
Which is updated more often, Truth Table Builder or LSAT Demon?
Other comparisons
