Comparison

Keidulator vs Chart Maker Bar Line Pie Graph

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

Head to head
About

Keidulator

Features
Read full description

Keidulator: Your Ultimate Percentage Pal! Say goodbye to math headaches and hello to Keidulator, the app that makes calculating percentages a breeze! Whether you’re figuring out tips, discounts, or any other percentage-related task, Keidulator has got you covered. Why You’ll Love Keidulator: Super Simple: Just enter your numbers, and let Keidulator do the magic! Versatile: From restaurant tips to shopping discounts, VAT, Keidulator handles it all. User-Friendly: Designed with you in mind, it’s as easy as pie (or should we say, pi?). Features: Quick Calculations: Get instant results without breaking a sweat. Customizable: Adjust settings to fit your needs perfectly. Fun Interface: Enjoy a playful design that makes math fun again! Download Keidulator today and turn those tricky percentages into child’s play. Math has never been this fun and easy!

About

Chart Maker Bar Line Pie Graph

Features
Read full description

Need a bar chart, line graph, or pie chart in minutes? Enter your data, pick a style, and export a polished image—no account required. Building reports, slides, or study visuals? Create bar, line, pie, scatter, and area charts, import JSON or CSV, customize colors and themes, save templates, and export share-ready images—all offline on your device. • Multiple chart types: bar, line, pie, scatter, area • Visual editor: data, style, legend, and theme controls • Import JSON/CSV or use sample datasets • Template library for quick starts • My Charts: search, copy, batch manage • Export high-quality images and share • Offline-first: data stays on your device Perfect for students, teachers, small teams, and anyone who wants simple data visuals without spreadsheets.

Screenshots

Keidulator4 screens
Chart Maker Bar Line Pie Graph4 screens

Verdict

The call

The clearest difference is price: Keidulator at Free against Chart Maker Bar Line Pie Graph's $1.99. Chart Maker Bar Line Pie Graph's advantage is update cadence (weekly vs every 5 weeks) and device support (3 vs 1). On ads and in-app purchases 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

Keidulator is free to download; Chart Maker Bar Line Pie Graph costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Keidulator ships an update every 5 weeks, Chart Maker Bar Line Pie Graph weekly. The most recent releases landed on October 27, 2026 and November 5, 2026 respectively.

Scorecard4 real differences · 4 level
Keidulator versus Chart Maker Bar Line Pie Graph: the parameters behind the verdict, then further details
ParameterKeidulatorChart Maker Bar Line Pie Graph
PriceFree — better$1.99
Rating—1.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 5 weeksWeekly — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.413.0 — better
Further details — not scored
Size1 MB24 MB
Age rating4+4+
DeveloperAlexander GuretzkiXiamen City Fanyou Network Technology Co., Ltd.

In-app purchases

None

Keidulator

No in-app purchases

None

Chart Maker Bar Line Pie Graph

No in-app purchases

Questions

Is Keidulator free?
Keidulator is free to download, with no in-app purchases.
Is Chart Maker Bar Line Pie Graph free?
Chart Maker Bar Line Pie Graph costs $1.99, with no in-app purchases.
Do Keidulator or Chart Maker Bar Line Pie Graph have ads?
Neither Keidulator nor Chart Maker Bar Line Pie Graph shows ads.
Which is updated more often, Keidulator or Chart Maker Bar Line Pie Graph?
Keidulator ships an update every 5 weeks, and Chart Maker Bar Line Pie Graph weekly. Most recently, Keidulator was updated on October 27, 2026 and Chart Maker Bar Line Pie Graph on November 5, 2026.

Other comparisons