Circuit Simulator vs PDFWise
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Circuit Simulator
Design and simulate electronic and digital circuits in real-time. Visualize voltage and current flow, and analyze circuit behavior with tools like oscilloscopes and multimeters. Offers a user-friendly experience for circuit design and digital electronic analysis.
- Real-time electronic circuit simulation
- Digital circuit simulation
- Voltage and current analysis
- Multichannel oscilloscope
- Multimeter tools
- Circuit design and tuning
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VoltSim is a realtime electronic circuit simulator like Multisim, SPICE, LTspice, Altium or Proto for circuit design with a better user experience. VoltSim is a complete circuit app in which you can design circuits with various components and simulate an electric or digital circuit. During simulation you can check voltage, current and many other variables. Check signals on multichannel oscilloscope or multimeter and tune your circuit in real time! You can also use VoltSim as logic circuit simulator and perform digital electronic analysis! This app will help you visualize how the voltage varies across the circuit and how current flows through it. T&C: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
PDFWise
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PDFWise – AskPDF transforms how you interact with PDF documents using AI. Upload any PDF and chat with it naturally. Ask questions, get precise answers, generate summaries, and uncover key insights instantly, no manual searching required. Powered by advanced document understanding, PDFWise reads your files so you don’t have to. Key Features • Chat with PDFs using natural language • Instant answers based on document content • Smart summaries for long files • Extract important points in seconds • Clean, fast, and intuitive experience Built for: • Students and researchers • Business professionals and teams • Anyone tired of scrolling through PDFs Your documents. Your questions. Instant answers. Experience a smarter way to read with PDFWise – AskPDF. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://moni1994.github.io/ask-pdf-privacy-policy/
Screenshots
Verdict
The clearest difference is update cadence: PDFWise at every 3 weeks against Circuit Simulator's every 6 weeks. On price, 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
Both are free to download. Circuit Simulator sells 8 in-app purchases, starting at $0.99 per month and PDFWise sells 2 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.
Circuit Simulator ships an update every 6 weeks, PDFWise every 3 weeks. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.
| Parameter | Circuit Simulator | PDFWise |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (93 ratings) — better | — |
| Positive reviews | 76.9% of reviews | — |
| Number of ratings | 93 — better | — |
| Update frequency | Every 6 weeks | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.3 | 15.1 — better |
| Further details — not scored | ||
| Size | 103 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Sindhu Gopi | Abdul Basit |
In-app purchases
Circuit Simulator
- Extensions Subscription$0.991 Month
- Sensors Extension$0.99
- Custom Chips Extension$1.99
- Instruments extension$2.99
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- Analog Extension$3.99
- Misc Extension$3.99
- Digital Extension$3.99
- Extension Pack$12.99
PDFWise
- Pro$12.991 Month
- Pro$145.991 Year
Questions
Is Circuit Simulator free?
Is PDFWise free?
Do Circuit Simulator or PDFWise have ads?
Which is updated more often, Circuit Simulator or PDFWise?
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