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PROTO - circuit simulator Mod Apk v1.48.0 [Unlocked][Premium]
Download APK Updated on May 28, 2026
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Experience the best of Android Education with PROTO - circuit simulator! Developed by proto, this innovative Education Apps offers a seamless and engaging experience for users of all ages. PROTO - circuit simulator offers a seamless experience for users running Android 4.1 and up and up. The latest version for PROTO - circuit simulator is 1.48.0.

HappyMod
Name PROTO - circuit simulator
Publisher proto
Size 18.16 MB
Latest version 1.48.0
Released on May 28, 2026
Minimum Requirement 4.1 and up
Get it on Google Play
Languages EN,FR,DE,ID,IT,JA,KO,PT,RU,ZH,ES,TH,ZH,TR,VI
Table of Contents

    What is PROTO - circuit simulator?

    Are you looking for tools like Multisim, SPICE, LTspice, Proteus, Altium or PhET simulations? That's great! PROTO is an real time electronic circuit simulator which means you are able to setup a circuit with various components and simulate behaviour of the electronic circuit ⚡
    During simulation you can check voltages, currents and many other variables. Check signals on multichannel oscilioscope and tune your circuit in real time! Our app can greatly help with your Raspberry Pi, Arduino or ESP32 project. You can also use PROTO as logic circuit simulator and perform digital electronic analysis!

    ℹ️ You can report an issue or make component request at Github

    Features:
    ✅ Animations of voltage values and current flows
    ✅ Adjusts circuit parameters (like voltage, current and other)
    ✅ Four-channel oscilloscope
    ✅ Single play/pause button to control simulation
    ✅ Copy electronic components
    ✅ Learn about electronic circuits by examples in app
    ✅ Share circuit with friends
    ✅ Themes (Dark, Light, Ocean, Solarized)
    ✅ PNG, JPG, PDF circuit export
    ✅ Export workspace
    ✅ Video tutorials about electronics
    Arduino support in future

    Components:
    + DC, AC, Square, Trinagle, Sawtooth, Pulse, Noise voltage source
    + Current source
    + Resistor
    + Potentiometer
    + Capacitor
    + Polarized capacitor
    + Inductor
    + Transformer
    + Diode (rectifying diode, LED, Zener, Schottky)
    + Transistor (NPN, PNP, N and P channel Mosfet)
    + Switches (SPST, Relay)
    + Bulb
    + Operational amplifier
    + Timer 555 (NE555)
    + Digital Gates (AND, NAND, OR, XOR, NOR, NXOR, Inverter)
    + Voltmeter
    + Ammeter
    + Fuse
    + Photoresistor (uses phone light sensor)
    + Analog-to-digital converter (ADC)
    + Accelerometer (uses phone accelerometer sensor)
    + FM source
    + Logic Input
    + Memristor
    + Logic output
    + Probe
    + Voltage rail

    Analog Pack:
    + Tunnel diode
    + Varactor
    + NTC Thermistor
    + Center tapped transformer
    + Schmitt trigger
    + Schmitt trigger (inverting)
    + Solar cell
    + TRIAC
    + DIAC
    + Thyristor
    + Triode
    + Darlington NPN
    + Darlington PNP
    + Analog SPST
    + Analog SPDT
    Digital Pack:
    + Adder
    + Counter
    + Latch
    + PISO Register
    + SIPO Register
    + Seven segment decoder
    + Sequence generator
    + D Flip-flop
    + T Flip-flop
    + JK Flip-flop
    + Multiplexer
    + Demultiplexer
    + Voltage controlled current source (VCCS)
    + Voltage controlled voltage source (VCVS)
    + Current controlled current source (CCCS)
    + Current controlled voltage source (CCVS)
    + Optocoupler

    Misc Pack:
    + Wobbulator
    + AM Source
    + SPDT Switch
    + Digital to analog converter (DAC)
    + Antenna
    + Spark gap
    + LED Bar
    + 7 segment LED
    + RGB LED
    + Ohmmeter
    + Audio input
    + Microphone
    + Device battery
    + DC Motor
    + 14 segment LED
    + Diode bridge
    + Crystal
    + Voltage regulators (78xx family)
    + TL431
    + Buzzer
    + Frequency meter

    JavaScrip Pack:
    + Write code
    + JavaScript interpreter (ES2020 class)
    + Access to IC inputs in code
    + Access to IC outputs in code
    + Four custom ICs

    7400 TTL Pack:
    + 7404 - hex inverter
    + 7410 - triple 3-input NAND Gate
    + 7414 - hex Schmitt-trigger inverter
    + 7432 - quadruple 2-input OR gate
    + 7440 - dual 4-input NAND buffer
    + 7485 - 4-bit magnitude comparator
    + 7493 - binary counter
    + 744075 - triple 3-input OR gate
    + 741G32 - single 2-input OR gate
    + 741G86 - single 2-input XOR gate

    4000 CMOS Pack:
    + 4000 - dual 3-input NOR gate and inverter.
    + 4001 - quad 2-input NOR gate.
    + 4002 - dual 4-input NOR gate.
    + 4011 - quad 2-input NAND gate.
    + 4016 - quad bilateral switch.
    + 4017 - 5-stage Johnson decade counter.
    + 4023 - triple 3-input NAND gate.
    + 4025 - triple 3-input NOR gate.
    + 4081 - quad 2-input AND gate.
    + 4511 - BCD to 7-segment decoder.

    Sensors pack:
    + Pressure
    + Gyroscope
    + Light
    + Magnetic field
    + Proximity
    + Temperature
    + Humidity

    It's important to note that downloading and using Mod APKs carries risks. However, download Mod Apks on HappyMod is safe. HappyMod states they perform checks, the sheer volume of user-submitted content makes it challenging to guarantee that every single mod is completely free of malicious code or hidden functionalities. HappyMod use reputable antivirus software to scan every APKs before installation.

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    Top Features of PROTO - circuit simulator Mod APK

    • PROTO - circuit simulator Mod APK is 100% Working PROTO - circuit simulator Mod APK, available on HappyMod, stands out from the crowd as it has undergone rigorous testing by the HappyMod user community. This isn't just an ordinary modified application; it's a version that has been verified for its reliability and functionality. Our users have thoroughly tested and confirmed that all advertised features are fully operational and accessible. You can expect a seamless experience, as this mod is guaranteed to be installable on compatible devices with no known bugs or glitches. This collective validation from the HappyMod community ensures a 100% working modification, providing you with all the enhanced functionalities you seek without the common pitfalls of unverified mods. Install with confidence, knowing you're getting a stable and fully functional version of PROTO - circuit simulator.
    • PROTO - circuit simulator Mod APK is 100% Safe PROTO - circuit simulator Mod APK from HappyMod that has undergone scans by over 70 different software programs and boasts numerous user verifications is undoubtedly a strong indicator of its legitimacy and a significant step towards ensuring its safety, it's crucial to understand that no third-party mod can ever be declared "absolutely 100% safe." The multi-software scanning process helps to detect known malware, viruses, and suspicious code patterns, drastically reducing the risk of malicious inclusions. Similarly, a large number of positive user verifications and testimonials indicate that many people have successfully used the PROTO - circuit simulator Mod APK without apparent issues, suggesting it's functional and free from obvious problems.
    • PROTO - circuit simulator Mod APK is free to download The PROTO - circuit simulator Mod available on HappyMod offers an incredibly appealing proposition for users: it's completely free to download, boasts blazing-fast download speeds, and provides an overall excellent user experience. Unlike official app stores or premium versions, the PROTO - circuit simulator Mod on HappyMod eliminates any cost barriers, making its enhanced features accessible to everyone without needing in-app purchases or subscriptions. This commitment to free access is a significant draw for many users looking to explore the full potential of [Product Name] without financial commitment.
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    Requirements to Install PROTO - circuit simulator

    • Operating System: 4.1 and up or higher
    • RAM Required: Minimum 1 GB
    • Storage Required: 36 MB
    • Internet Required: An active internet

    Additional Recommendations

    • Storage Space: At least 36 MB of free
    • Internet Connection: Stable Wi-Fi or mobile data
    • Account: no needed

    Step-by-Step Guide to Installing PROTO - circuit simulator Mod APK

    • Step 1: Enable "Install Unknown Apps" (or "Unknown Sources")
    • Step 2: Download PROTO - circuit simulator Mod APK File from HappyMod.net
    • Step 3: Locate the Downloaded APK File
    • Step 4: Install PROTO - circuit simulator Mod APK File
    • Step 5: Launch the App

    Additional tips for PROTO - circuit simulator Mod APK

    Clear Cache Regularly: If PROTO - circuit simulator starts to feel sluggish or behave unexpectedly, try clearing its cache. Go to Settings > Apps > PROTO - circuit simulator > Storage & cache, then tap "Clear cache." This often resolves minor performance hiccups without losing your data. Free Up Storage: Ensure your device has sufficient free internal storage. Low storage can significantly impact PROTO - circuit simulator's performance and even prevent updates or proper functioning. Close Background Apps: If you're experiencing lag, try closing other heavy apps running in the background. This frees up RAM for PROTO - circuit simulator to run more smoothly.

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    Conclusion

    In summary, the PROTO - circuit simulator Mod APK offers an incredibly compelling way to experience PROTO - circuit simulator with enhanced capabilities. By providing Premium Unlocked
    Mod Menu, this modified version unlocks a level of freedom and enjoyment not present in the original application. It's a fantastic option for users looking to bypass traditional limitations and dive deeper into what PROTO - circuit simulator has to offer.

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    FAQS-FREQUENTLY ASK QUESTION

    What is PROTO - circuit simulator Mod APK?

    PROTO - circuit simulator Mod APK is a modified version of the original PROTO - circuit simulator application designed for Android devices. This version typically includes enhancements and unlocked features not found in the standard app.

    Is PROTO - circuit simulator Mod APK safe to download and use?

    PROTO - circuit simulator Mod APK is safe and verified file. This PROTO - circuit simulator Mod APK has been scanned with multiple antivirus programs to minimize potential threats.

    Does PROTO - circuit simulator Mod APK require my phone to be rooted?

    No. PROTO - circuit simulator Mod APK is designed to be installed and run on both rooted and non-rooted Android devices. You usually do not need to root your phone to enjoy the modded features.

    What if PROTO - circuit simulator Mod APK isn't installing or keeps crashing?

    1. Ensure you have uninstalled the original PROTO - circuit simulator app and that "Install Unknown Apps" is enabled for your installer/browser.

    2.The APK file might be corrupted (re-download it), or it might be incompatible with your device's Android version or architecture.

    3.If the app installs but crashes, try clearing its cache and data via Settings > Apps > {App Name} > Storage & cache.

    4.Sometimes, different mod versions are available; one might work better on your device.

    5.Look for comments or forums related to this specific mod; other users might have solutions.

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