Comparison

Chart Maker vs SPC Tools

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

Head to head
About

Chart Maker

Features
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Transform your data into professional charts in seconds! Chart Maker is the ultimate data visualization tool, now supercharged with cutting-edge AI technology. Whether you're a student, researcher, or business professional, you can visualize complex data beautifully without any learning curve. REVOLUTIONARY AI IMAGE-TO-CHART Forget manual data entry! Simply take a photo of any printed chartβ€”from textbooks or reportsβ€”and our AI will instantly convert it into a fully editable digital graph. 10+ PROFESSIONAL CHART TYPES Bar & Stacked Bar Charts: Compare categories effortlessly. Line & Area Charts: Visualize trends and cumulative totals. Pie & Doughnut Charts: Show proportions at a glance. Advanced Plots: Scatter, Radar, Polar Area, and Bubble charts. KEY FEATURES Intuitive Editor: Simple drag-and-drop interface. Customization: Full control over colors, fonts, and styles. High-Res Export: Ready for presentations or social media. Works Offline: Create and edit anywhere, anytime. PREMIUM ADVANTAGE Unlock the AI Image-to-Chart feature, unlimited exports, and an ad-free experience. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

SPC Tools

Features
Read full description

Run SPC, Cp/Cpk, control chart, AQL, OEE and Six Sigma calculations without spreadsheets. SPC Tools gives quality engineers a fast offline toolkit for manufacturing decisions on the shop floor. Built for quality engineers, manufacturing teams, Six Sigma practitioners, inspectors and students, SPC Tools brings the most common quality calculations into one clean iPhone and iPad app. PROCESS CAPABILITY - Cp / Cpk process capability calculator - Pp / Ppk process performance calculator - Clear capability interpretation CONTROL CHARTS - X-bar R control charts - I-MR individual moving range charts - UCL, CL and LCL results - Out-of-control point detection MEASUREMENT & INSPECTION - Gage R&R / MSA calculator - AQL sampling plans based on ISO 2859-1 - Sample size calculator MANUFACTURING PERFORMANCE - OEE calculator - Availability, performance and quality breakdown - Sigma level, DPMO and yield conversion QUALITY TOOLS - Pareto analysis - Histogram analysis - FMEA with RPN priority - Ishikawa fishbone diagram - Hypothesis testing - Alpha, beta and power analysis WORK FASTER - Save calculation history - Review previous results - Use the built-in formula reference - Works offline - No account required - Data is processed on device FREE & PRO SPC Tools includes 5 free calculators. SPC Tools Pro unlocks all 15 calculators with a 7-day free trial. Download SPC Tools and replace scattered spreadsheets with a practical quality engineering calculator built for daily manufacturing work. Payment will be charged to your Apple ID account at confirmation of purchase. Subscription automatically renews unless canceled at least 24 hours before the end of the current period. You can manage and cancel your subscriptions in your App Store account settings. Privacy Policy: https://saevaexe.github.io/spctools/privacy.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Chart Maker4 screens
SPC Tools4 screens

Verdict

The call

The clearest difference is iOS requirement: Chart Maker at 13.0 against SPC Tools's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Chart Maker sells 3 in-app purchases, starting at $2.99 per 7 days and SPC Tools sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference Β· 5 level
Chart Maker versus SPC Tools: the parameters behind the verdict, then further details
ParameterChart MakerSPC Tools
PriceFreeFree
Update frequencyβ€”Every 3 days
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, iPod β€” betteriPhone, iPad
Requires iOS13.0 β€” better17.0
Further details β€” not scored
Size38 MB13 MB
Age rating4+4+
DeveloperCodeCrossOsman Seven

In-app purchases

3 purchases

Chart Maker

Subscriptions3
  • Charts Maker Weekly Access$2.997 Days
  • Charts Maker Monthly Access$4.991 Month
  • Charts Maker Yearly Access$29.991 Year
2 purchases

SPC Tools

Subscriptions2
  • Monthly7 Days trial$2.991 Month
  • Annual7 Days trial$19.991 Year

Questions

Is Chart Maker free?
Chart Maker is free to download, with in-app purchases available.
Is SPC Tools free?
SPC Tools is free to download, with in-app purchases available.
Do Chart Maker or SPC Tools have ads?
Neither Chart Maker nor SPC Tools shows ads.

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