Comparison

italki vs EGK FuncGraph AR

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

Head to head
About

italki

Connect with qualified native teachers for personalized language lessons. Learn Spanish, English, French, and over 150 other languages at your own pace and schedule. Practice conversation, master grammar, and immerse yourself in new cultures.

Highlights
  • Private tutoring with native teachers
  • Learn over 150 languages
  • Customizable lesson plans
  • Flexible class scheduling
  • Pay-as-you-go pricing
  • Video call tutoring
Features
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Start learning or keep improving your Spanish, English, French or any other language with private tutoring, thanks to qualified native teachers. With italki, enjoy an immersive learning experience with native teachers, and learn Spanish, French or any other language by sharing a real and human connection with your teacher. Do you want to learn a new language? Would you like to study English with a native teacher? You speak a bit of French and you’re not sure how to keep on learning? Language academies don’t fit your schedule? Download italki, register for free and learn Spanish, French, German, Italian, Japanese, Korean and more languages. Customize the way you learn languages; connect with native teachers according to your interests, work experience, etc. In italki you’ll find qualified language teachers to learn the language you like best (English, German, French, Spanish, Italian, Japanese, Korean…). Make the most of this opportunity to learn languages, practice your conversation skills, get to know new cultures and grow professionally. Aside from the italki’s community’s support, video call tutoring with native teachers is the best tool for you to learn a language. italki, the app to learn languages with tutoring More than 150 languages available with native teachers - Spanish - English - French - Japanese - Korean - German … and much more! ◉ Language classes where and when you want Do you want to make the most of your lunch break at work or your daily walk to learn Spanish? Choose the class duration (30, 45, 60 or 90 minutes) and adjust it to your schedule. Use italki Classroom, Skype, Zoom or another platform for your online language classes and start speaking the language you always wanted to learn, or practice the languages you want to get better at. ◉ Master the language skills you need the most italki's qualified teachers tailor their language classes to your current level (A1, A2, B1, B2, C1, C2). They will build every lesson based on your personal needs and weaknesses, to ensure you progress fast. Choose a course that fits your priorities: conversation, business, grammar, creative writing, exam preparation… You have lots of options available for each language! ◉ Pay as you go Forget about paying a lot without knowing if you’ll be able to attend all the classes. With italki, you pay per class. You can also buy credits to spend them little by little or buy a package and save on the final price. Educators set their own prices, from less than $10 for qualified teachers to less than $5 for tutors. You also have three classes for less than $5 each to try, so you can make sure it’s right for you! ◉ An immersive learning experience Learn and exchange with native teachers who will teach you everything you need to know about the language and its culture, and with whom you can create a real human connection, far beyond mechanical language learning. Whether you want to learn Spanish, English, Japanese or any other language, progress quickly with a total immersion. ◉ Connect with thousands of native teachers Find Spanish, English, French, Japanese, German, Italian and Korean teachers, and teachers of many more languages. Choose your teacher according to their interests, specialization, or even their accent: British or American English, to learn English and any other language you need. Some teachers use language-teaching materials in their tutoring classes, such as books, videos, cards, etc. ◉ Learning together with your friend Invite your friends to join italki to study a language, and earn $10 every time one of them spends their first $20. They will also earn $5 for adding you as their referrer. Study online, learn languages with native tutors in italki and expand your world. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

EGK FuncGraph AR

Features
Read full description

Unleash the power of Augmented Reality to transform how you learn and interact with mathematical functions. EGK FuncGrapher AR is an innovative educational tool designed for students, educators, and anyone curious about the beauty of mathematics. Immersive AR Graphing: Step beyond traditional 2D graphs and visualize functions in a dynamic 3D space. Using your device's camera, project stunning 2D curves (like y = f(x)) directly onto your real-world environment. Walk around them, view them from any angle, and gain an intuitive understanding of their shape and properties. Currently, the app supports plotting a wide range of 2D functions including: Trigonometric Functions: Explore the oscillating waves of sin(x), cos(x), and the unique, periodic nature of tan(x) with its fascinating asymptotes. Combinations: See how functions interact by plotting expressions like sin(x) + cos(x). Polynomials: Visualize fundamental curves such as linear functions (x) and parabolas (x^2). Other Essential Functions: Dive into the rapid growth of exponential functions (e^x), the inverse nature of natural logarithms (log(x)), the distinct 'V' shape of the absolute value function (|x|), and the cubic root function (cbrt(x)). Basic Arithmetic Expressions: Plot simple expressions like 2*x, x/3, x+5, and x-10 to understand fundamental transformations. Interactive Learning Modules: EGK FuncGrapher AR isn't just a plotting tool; it's a comprehensive learning companion. Our "Learn Functions" section provides detailed explanations of core mathematical concepts: 2D Functions (y = f(x)): Understand the foundational principles of single-variable functions and how they are represented graphically. 3D Functions (z = f(x,y)): Get an introduction to multi-variable functions, which create intricate surfaces. While full 3D surface plotting is under active development, you can prepare by inputting expressions like x*y or x+y. Parameters & Transformations: Learn how changing parameters (e.g., in y = ax^2) can stretch, shift, or reflect a graph. Future updates will include interactive sliders to instantly see these transformations in AR. Engaging Quiz Feature: Test your knowledge with our "Function Quiz" module. Identify graphs, match equations, and solidify your understanding in a fun and interactive way. Track your progress and challenge yourself to master various function types. Why EGK FuncGrapher AR? Intuitive Visualization: Bridge the gap between abstract mathematical equations and tangible visual representations. Augmented Reality Immersion: Experience functions like never before, right in your own space. Comprehensive Learning: From fundamental concepts to specific function types, learn at your own pace. User-Friendly Interface: Easily input functions and explore graphs with a clean, intuitive design. Continuous Improvement: We are committed to expanding the app's capabilities, with full 3D surface plotting and interactive parameter adjustments coming soon. Download EGK FuncGrapher AR today and redefine your mathematical exploration! Perfect for high school and university students, STEM enthusiasts, and anyone looking to bring math to life.

Screenshots

italki4 screens
EGK FuncGraph AR4 screens

Verdict

The call

The clearest difference is price: italki at Free against EGK FuncGraph AR's $19.99. italki also leads on update cadence (weekly vs every 2 months) and iOS requirement (15.1 vs 18.5). EGK FuncGraph AR's advantage is in-app purchases (none vs 4) and ads (none vs shown). On 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

italki is free to download; EGK FuncGraph AR costs $19.99 up front. italki sells 4 in-app purchases, starting at $5.99 per month. EGK FuncGraph AR asks for nothing beyond the download.

UpkeepUpdate frequency

italki ships an update weekly, EGK FuncGraph AR every 2 months. The most recent releases landed on September 25, 2026 and September 13, 2026 respectively.

Scorecard5 real differences · 5 level
italki versus EGK FuncGraph AR: the parameters behind the verdict, then further details
ParameteritalkiEGK FuncGraph AR
PriceFree — better$19.99
Rating4.8 (9.8K ratings) — better—
Positive reviews67.6% of reviews—
Number of ratings9.8K — better—
Update frequencyWeekly — betterEvery 2 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better18.5
Further details — not scored
Size306 MB1 MB
Age rating4+4+
Developeritalki HK LimitedIsaac Eng Gian Khor

Bugs and requests

italki

Reported bugs

5 issues
  • App crashes and freezes
  • Inaccurate teacher availability information
  • Issues with login and account management
  • Problems with video/audio quality during lessons
  • Syncing and integration problems with other platforms

Requested features

5 requests
  • Improved calendar and scheduling functionality
  • Better notification system for lessons
  • Ability to search for and connect with language partners
  • More transparency around teacher availability and cancellations
  • Streamlined payment and refund process

EGK FuncGraph AR

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

italki

Subscriptions4
  • italki Plus - 1 Month$5.991 Month
  • Plus Monthly Plan with Trial1 Month trial$5.991 Month
  • italki Plus - 1 Year$59.991 Year
Show 1 more
  • Plus Yearly Plan with Trial1 Month trial$59.991 Year
None

EGK FuncGraph AR

No in-app purchases

Questions

Is italki free?
italki is free to download, with in-app purchases available.
Is EGK FuncGraph AR free?
EGK FuncGraph AR costs $19.99, with no in-app purchases.
Do italki or EGK FuncGraph AR have ads?
italki shows ads; EGK FuncGraph AR does not.
Which is updated more often, italki or EGK FuncGraph AR?
italki ships an update weekly, and EGK FuncGraph AR every 2 months. Most recently, italki was updated on September 25, 2026 and EGK FuncGraph AR on September 13, 2026.

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