LogicGate vs FpgaLearn
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LogicGate
Design, simulate, and analyze digital logic circuits with a comprehensive suite of tools. Explore sequential circuits, view signal waveforms, and generate truth tables. Save and organize your projects for offline access.
- Drag and drop logic gates
- Add Flip-Flops for sequential design
- Intuitive wire drawing
- Real-time simulation
- Auto-generated Truth Tables
- Waveform Viewer
- Boolean Equation view
- Offline functionality
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LogicDesign is the most powerful digital logic circuit simulator built for iPhone and iPad. Whether you're a student studying computer architecture, an engineer prototyping circuits, or a curious mind exploring digital logic — LogicDesign puts a full lab in your pocket. DESIGN YOUR CIRCUITS • Drag and drop logic gates: AND, NAND, OR, NOR, XOR, XNOR, NOT, Buffer • Add Flip-Flops: JK, D & T for sequential circuit design • Draw wires intuitively between any inputs and outputs • Simulate in real time with live signal propagation ANALYZE IN DEPTH • Auto-generated Truth Tables for any circuit • Waveform Viewer — watch signal timelines like an oscilloscope • Boolean Equation view — instantly see the simplified logical expression LEARN FROM EXAMPLES • Built-in library with Half Adder, Full Adder, SR Latch, 2-bit Counter, and more MANAGE YOUR PROJECTS • Save, load, and organize unlimited circuits • Export professional PDF circuit reports to share or print • Fully offline — your data never leaves your device PRO SUBSCRIPTION REQUIRED Full access to all features requires a LogicDesign Pro subscription. Choose from a weekly, yearly, or lifetime plan. A free trial may be available. Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current billing period. Manage or cancel your subscription anytime in your App Store account settings. Privacy Policy: https://github.com/MAAlsaleh0/LogicGatesAPP_Legal/blob/main/PRIVACY_POLICY.md Terms of Use: https://github.com/MAAlsaleh0/LogicGatesAPP_Legal/blob/main/TERMS_OF_USE.md
FpgaLearn
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A complete FPGA starter course in your pocket. FpgaLearn takes you from logic gates to state machines, bus protocols, timing constraints and board bring-up. Write code and see the waveform instantly; grading checks circuit behavior, not code style, and points to the first mismatch when something is wrong. START FREE • Stage 1, Digital Logic Basics: all 10 lessons free • Beginner exercises, the logic gate lab, the Verilog playground and a 303-entry concept wiki are always free • Unlock the full course with one purchase when you are ready THE FULL COURSE • 42 lessons in 4 stages: digital logic, Verilog, hands-on projects, then FPGA architecture, timing constraints, toolchains and HLS • 28 auto-graded Verilog exercises across combinational and sequential logic, FSMs, arithmetic and UART/SPI/I2C, at beginner, intermediate and advanced levels • 54 lesson quizzes with spaced review and a wrong-answer log WHY IT WORKS • Real four-state simulation (0/1/X/Z): a forgotten reset shows up as red X on the waveform • Behavioral grading: any correct implementation passes; failures jump to the first mismatch on the waveform • Tap-to-repair: practice the key logic without typing whole modules on a small screen • Learning map: prerequisites across 303 concepts and 42 lessons at a glance • Bookmarks and personal notes OFFLINE AND CLEAN Lessons, simulation and grading all run on device. No ads, no subscription, no account. PURCHASE Unlock Full Course is a one-time purchase, not a subscription, and supports Family Sharing. Restore it anytime from the Me tab. Buyers of version 1.0.5 or earlier keep all content automatically.
Screenshots
Verdict
The clearest difference is in-app purchases: FpgaLearn at none against LogicGate's 2. FpgaLearn also leads on update cadence (daily vs fortnightly). On price, ads, device support and iOS requirement 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. LogicGate sells 2 in-app purchases, starting at $4.99 per 7 days. FpgaLearn asks for nothing beyond the download.
LogicGate ships an update fortnightly, FpgaLearn daily. The most recent releases landed on October 28, 2026 and October 14, 2026 respectively.
| Parameter | LogicGate | FpgaLearn |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (5 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Fortnightly | Daily — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Subscription | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 18.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 14 MB | 15 MB |
| Age rating | 9+ | 4+ |
| Developer | Mohammed Alsaleh | 光浩 李 |
In-app purchases
LogicGate
- Weekly3 Days trial$4.997 Days
- Lifetime$19.99
FpgaLearn
No in-app purchases









