Comparison

3D Chart Maker vs WQA Convention & Expo

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

Head to head
About

3D Chart Maker

Easily create professional 3D bar and pie charts on your iPhone or iPad. Customize colors, adjust 3D positioning, and save or print your visualizations.

Highlights
  • Create 3D bar, multi-bar, and pie charts
  • Customize chart colors
  • Adjust 3D positioning and lighting
  • Save charts to Camera Roll
  • Save and edit charts for future use
  • Choose camera modes (3D, 2D, isometric)
Features
Read full description

3D Chart Maker is a tool for creating vibrant and professional charts. Whether you're making bar charts, multi-bar charts, or pie charts, you can easily share your creations with friends. Create your chart on the iPad or iPhone, and share or print an enlarged version on standard-size paper. 3D Chart Maker is a powerful graphing tool that allows you to make printable charts directly on your iPhone or iPad. You can create pie charts and bar graphs from small sets of data right on your device. 3D Chart Maker includes a built-in color picker, giving you the flexibility to define the look and feel of your charts through color customization. Features: • Save your charts and data for future use. • Browse and edit your saved charts at any time. • Instantly save charts to the Camera Roll in image format. • Customize the look and feel of your chart by choosing colors for each item with the built•in color picker. • Adjust the position of the charts in 3D space. • Adjust the 3D position of light and shadows on the charts. • Choose from three camera modes: 3D, 2D, and isometric. • Pinch to adjust the camera distance from the charts. • Option to show or hide values. • Option to show or hide the floor. • Option to show or hide shadows. • Enable or disable bar spacing (for bar charts only). • Choose the font type for charts. • Select the font size for charts. • Choose from three extrude modes for charts: small, medium, and large. 3D Chart Maker is ideal for students, businesses, and anyone needing data visualization. Thank you for your support! Visit nitrio.com for more apps for your iOS devices.

About

WQA Convention & Expo

Enhance your convention experience with this event companion app. Plan sessions, navigate the expo with an interactive map, and connect with attendees and exhibitors using AI-powered matchmaking. Stay updated with real-time event details and personalized recommendations.

Highlights
  • Personalized education session planning
  • Interactive expo map
  • AI-powered attendee and exhibitor matching
  • Meeting scheduling
  • Real-time event updates
  • Personalized recommendations
Features
Read full description

Elevate your Convention experience with the WQA Convention App! Designed to be your ultimate event companion, this innovative tool puts everything you need at your fingertips. Plan your education sessions, navigate the Expo with the interactive map, and make meaningful connections with AI-powered networking that matches you with attendees, speakers, and exhibitors tailored to your interests. You can even request and schedule meetings with each other during the event. You’ll also stay updated in real time with personalized recommendations and event details. Don’t just attend the WQA Convention — immerse yourself in it.

Screenshots

3D Chart Maker4 screens
WQA Convention & Expo4 screens

Verdict

The call

The clearest difference is price: WQA Convention & Expo at Free against 3D Chart Maker's $3.99. WQA Convention & Expo also leads on update cadence (every 2 weeks vs every 28 months). 3D Chart Maker's advantage is ads (none vs shown) and device support (3 vs 1). On 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

WQA Convention & Expo is free to download; 3D Chart Maker costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

3D Chart Maker ships an update every 28 months, WQA Convention & Expo every 2 weeks. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

Scorecard6 real differences · 4 level
3D Chart Maker versus WQA Convention & Expo: the parameters behind the verdict, then further details
Parameter3D Chart MakerWQA Convention & Expo
Price$3.99Free — better
Rating—4.8 (40 ratings) — better
Positive reviews0.0% of reviews—
Number of ratings—40 — better
Update frequencyEvery 28 monthsEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationPaidAd-supported — better
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13 — better17.0
Further details — not scored
Size2 MB144 MB
Age rating4+17+
DeveloperNitrioWater Quality Association

Customer experience

3D Chart Maker

Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

WQA Convention & Expo

All ratings18 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

3D Chart Maker

No in-app purchases

None

WQA Convention & Expo

No in-app purchases

Questions

Is 3D Chart Maker free?
3D Chart Maker costs $3.99, with no in-app purchases.
Is WQA Convention & Expo free?
WQA Convention & Expo is free to download, with no in-app purchases.
Do 3D Chart Maker or WQA Convention & Expo have ads?
WQA Convention & Expo shows ads; 3D Chart Maker does not.
Which is updated more often, 3D Chart Maker or WQA Convention & Expo?
3D Chart Maker ships an update every 28 months, and WQA Convention & Expo every 2 weeks. Most recently, 3D Chart Maker was updated on November 2, 2026 and WQA Convention & Expo on November 4, 2026.

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