Quick Chart vs SLD | Electrical diagrams
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Quick Chart
Easily create various chart types by inputting numerical data. Supports multiple data series, different chart styles, and data export for backup or further calculation. Offers a simple way to visualize your numbers.
- Multiple data series and charts
- Rotate phone to switch between graph and data
- Optional average value display
- Line, dot, and bar chart types
- Flip chart types with a click
- Email data values for backup
- Send data to Average Calculator
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This application lets you quickly chart data series just by entering the numbers (separated by comma or space). Features: - multiple data series and charts - Turn the phone to quickly jump between graph and data. - optionally show the average value - different chart types (lines, dots, bars) - flip between chart types by a click on the chart - email the data values for backup - send the data to the Average Calculator - support for the iPhone 6 and 6+
SLD | Electrical diagrams
Easily create single-line electrical diagrams with a vast library of IEC and ANSI standard symbols. Drag and drop components to build your schemes, with options to save and edit in the PRO version.
- Create single-line diagrams
- Drag and drop symbol placement
- IEC and ANSI standard symbols
- Save and edit schemes (PRO)
- Export as image, PDF, or file
- Add text labels (volt, watt, etc.)
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This tool will allow you to create your own one-line diagrams quickly and easily. Simply select the symbol you want to use and drag it to the desired position. The most commonly used symbols are integrated (IEC, ANSI standards): Symbols according to IEC and ANSI standards for electrical engineering: Circuit breaker, plug-in, switch, disconnector, fuse, differential (RCD), contactor, motor, generator, socket, plug base, contact, normally open NO, closed NC, valve, level, temperature, delay and advance opening and closing, limit switch, handle, interlock, push button, mushroom, lamp, grounding, energy meter, active (kWh) wattmeter, reactive (kvar) varimeter, transformer, voltage, current, three windings, overvoltage, thermal relay, magnetic, coil, clock, minimum and maximum voltage, starter, rectifier, inverter, battery, converter, AC/DC, DC/DC, frequency meter, voltmeter, ammeter, ohmmeter, soft starter, variable resistance, reactance, diode, varistor, heater, fault, star-delta transformer, insulation, regulator, connectors, conductors, phase, neutral, ground, protection, fan, photovoltaic panel, control, load and enter text such as volt, ampere, watt, energy # BASIC Version # * You can create your single-line diagram with the same symbols as the Version PRO * You can only work with a scheme although you can share it as an image, pdf or file * Once you create a scheme you will no longer be able to open another (they are not saved) * Contains ads # PRO Version # (1 - In-App Purchases) * You will be able to open, edit and save a scheme * Open in the following examples (link) * No ads * Missing a symbol? Contact us through the app * More examples: https://drive.google.com/drive/folders/15vTwFvjtu311lSEbYJLaqUfp_pyEwEDt?usp=sharing
Screenshots
Verdict
The clearest difference is rating: SLD | Electrical diagrams at 4.1 against Quick Chart's 1.5. SLD | Electrical diagrams also leads on review sentiment (45% vs 14%) and update cadence (fortnightly vs every 10 months). Quick Chart's advantage is in-app purchases (none vs 1) and chart position (#199 vs unranked). On ads 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
Quick Chart costs $0.99 and SLD | Electrical diagrams $1.99 up front. SLD | Electrical diagrams sells 1 one-off in-app purchase. Quick Chart asks for nothing beyond the download.
SLD | Electrical diagrams holds the better App Store score, 4.1 against 1.5. That said, the two scores are not equally well evidenced: SLD | Electrical diagrams has 132 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 14% of Quick Chart's written reviews are positive against 45% of SLD | Electrical diagrams's.
Quick Chart ships an update every 10 months, SLD | Electrical diagrams fortnightly. The most recent releases landed on October 30, 2026 and October 29, 2026 respectively.
| Parameter | Quick Chart | SLD | Electrical diagrams |
|---|---|---|
| Price | $0.99 — better | $1.99 |
| Rating | 1.5 (2 ratings) | 4.1 (132 ratings) — better |
| Positive reviews | 13.6% of reviews | 45.5% of reviews — better |
| Number of ratings | 2 | 132 — better |
| Update frequency | Every 10 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Best chart rank | #199 — better | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.6 | 11.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | Piet Jonas | Angel Martinez |
Customer experience
Quick Chart
SLD | Electrical diagrams
Bugs and requests
Quick Chart
Not enough reviews yet to summarise bugs or requests.
SLD | Electrical diagrams
Reported bugs
4 issues- Saved projects disappear or cannot be opened
- Pro version not working as expected
- Frequent crashes and app instability
- Saving and loading issues
Requested features
6 requests- Add more electrical symbols and components
- Improve text editing and positioning
- Implement undo/redo functionality
- Allow changing wire/conductor colors
- Add support for exporting to DWG or DXF formats
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- Provide a user manual or tutorial
In-app purchases
Quick Chart
No in-app purchases
SLD | Electrical diagrams
- Remove ads, save diagram$3.99
Questions
Is Quick Chart free?
Is SLD | Electrical diagrams free?
Which has better reviews, Quick Chart or SLD | Electrical diagrams?
Do Quick Chart or SLD | Electrical diagrams have ads?
Which is updated more often, Quick Chart or SLD | Electrical diagrams?
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