Comparison

Quick Chart vs SLD | Electrical diagrams

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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+

About

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.

Highlights
  • 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.)
Read full description

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

Quick Chart4 screens
SLD | Electrical diagrams4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard9 real differences · 2 level
Quick Chart versus SLD | Electrical diagrams: the parameters behind the verdict, then further details
ParameterQuick ChartSLD | Electrical diagrams
Price$0.99 — better$1.99
Rating1.5 (2 ratings)4.1 (132 ratings) — better
Positive reviews13.6% of reviews45.5% of reviews — better
Number of ratings2132 — better
Update frequencyEvery 10 monthsFortnightly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
Best chart rank#199 — better—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.611.0 — better
Further details — not scored
Size1 MB13 MB
Age rating4+4+
DeveloperPiet JonasAngel Martinez

Customer experience

Quick Chart

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews22 reviews
Positive13.6%
Neutral4.5%
Negative81.8%

SLD | Electrical diagrams

All ratings132 ratings
Positive79.5%
Neutral6.1%
Negative14.4%
Written reviews143 reviews
Positive45.5%
Neutral14.7%
Negative39.9%

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
Show 1 more
  • Provide a user manual or tutorial

In-app purchases

None

Quick Chart

No in-app purchases

1 purchases

SLD | Electrical diagrams

One-time1
  • Remove ads, save diagram$3.99

Questions

Is Quick Chart free?
Quick Chart costs $0.99, with no in-app purchases.
Is SLD | Electrical diagrams free?
SLD | Electrical diagrams costs $1.99, and also offers in-app purchases.
Which has better reviews, Quick Chart or SLD | Electrical diagrams?
SLD | Electrical diagrams is rated higher. Quick Chart averages 1.5 out of 5 from 2 ratings, while SLD | Electrical diagrams averages 4.1 from 132 ratings.
Do Quick Chart or SLD | Electrical diagrams have ads?
Neither Quick Chart nor SLD | Electrical diagrams shows ads.
Which is updated more often, Quick Chart or SLD | Electrical diagrams?
Quick Chart ships an update every 10 months, and SLD | Electrical diagrams fortnightly. Most recently, Quick Chart was updated on October 30, 2026 and SLD | Electrical diagrams on October 29, 2026.

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