Comparison

Taculator 84 Graphing Calc vs Verto Safe

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

Head to head
About

Taculator 84 Graphing Calc

This app provides a powerful graphing calculator experience for students, replicating TI-84 functionality on mobile devices. It offers advanced math functions, high-resolution graphing, and helpful tools for various math subjects, from pre-algebra to statistics. Calculations can be shared via text or email.

Highlights
  • Advanced math and scientific functions
  • High-resolution graphing modes
  • List editor and statistical analysis
  • Complex number support
  • Probability simulations
  • Share calculations
Features
Read full description

TACULATOR 84 GRAPHING CALCULATOR • Your graphing calculator for high school and college students. • All the commands you know: advanced math, lists, statistics, distributions, stat plots and more. • Covers everything you need: Pre-Algebra, Algebra 1 & 2, Pre-Calculus, Calculus, Statistics... IT'S EVEN BETTER THAN AN ACTUAL CALCULATOR • 100X faster than a handheld, using the full calculation power of your iPhone/iPad. • High-resolution graphing window for sharp and beautiful graphs. • Icon home screen, redesigned menus, optional status line. • Share calculations by text or email. ◉ Math Functions • Scientific calculator with every basic and advanced function. • Scrollable history; copy any previous calculation. • Complex numbers support • Probability: nPr, nCr, factorial, random numbers. • Enter fractions easily; tap any result to flip fraction and decimal. • Piecewise functions, sequences, list commands like seq(, ΔList(, augment(. • Degree, radian and gradian angle modes, DMS format. • Error messages point at the exact spot in your input. ◉ Graphing Functions • Four graphing modes: Function, Parametric, Polar and Sequence (u, v, w with TIME and WEB plots); trace, tables, CALC and zoom work in every mode. • Smart trace snaps to zeros, maxima, minima, intersections and asymptotes. • Calculate intersection, zero, minimum, maximum, integral, and derivative. • Full ZOOM menu: ZBox, ZSquare, ZTrig, ZoomFit, zoom factors and zoom memory. • Draw on your graph: text, pen, points, tangents, circles and shading in color. • Store and recall pictures, or put a photo behind your graph. • Graph statistical plots like histogram, box plot, scatter plot, xy-line plot. • Full-screen mode, pinch to zoom, full window and format settings. ◉ List, Statistics, and Distribution • Stat list editor with 1- and 2-Variable statistics. • Guided input wizards for every test, interval and distribution. • List math: min, max, mean, median, sum, product, standard deviation, variance. • Find best-fit regressions: LinReg (ax+b), LinReg (a+bx), QuadReg, CubicReg, QuartReg, LnReg, ExpReg, PwrReg, Logistic, SinReg, PropReg, RecipReg, eBASEReg — with r and r² diagnostics. • Manual-Fit a line by eye, or QuickPlot points and fit a model right on the graph. • Statistical tests: Z-Test, T-Test, 2-Sample Z- and T-Tests, 1- and 2-PropZTest, plus Z-, T- and proportion intervals. • Distributions: Normal, T, χ2, F, Poisson, Binomial, Geometric (each pdf and cdf), invT — and shade them right on the graph. ◉ Command Catalog & Syntax Help • Integrated Catalog & Help: syntax, examples and error messages for every command. • Type a command and see the right syntax next to the cursor. ◉ Built-in Apps • Geometry: points, lines, circles and polygons — measure, transform, animate. • Polynomial Root Finder & Simultaneous Equation Solver. • Finance: Time-Value-of-Money solver, NPV, IRR, amortization. • Probability Simulation: toss coins, roll dice, spin spinners, draw cards. • Science Tools: sig-fig calculator, unit converter, data/graphs wizard, vector calculator. • Conics & Lines: equation templates for lines (even X=C), circles, parabolas, ellipses and hyperbolas, with SOLVE for center, foci, vertices, directrix. • Transformation Graphing, Inequality Graphing, Periodic Table. • Numeric Solver: solve any equation for any variable. ◉ Matrix Calculator • Store matrices and reuse them as [A], [B], [C], ... • Matrix arithmetic: addition, multiplication, scalar products, powers. • Transpose, determinant, inverse, dimension, ref/rref, identity matrix, cumulative sum. SUPPORT Contact us at contact@taculator.com --- Taculator Pro Membership • Unlock advanced calculations and functions with a monthly, yearly, or lifetime subscription. • Subscriptions auto-renew unless canceled at least 24 hours before the end of the current period. • Manage subscriptions in Account Settings. Terms of Service: https://taculator.com/terms/ Privacy Policy: https://taculator.com/privacy/

About

Verto Safe

Features
Read full description

Verto Safe is an essential tool to enhance the safety of our Verto students and to log a response in an emergency situation. The App can also provide important safety alerts and provide instant access to safety resources. Verto Safe is the official mobile safety app of Verto Verto Safe benefits include: Safety and check-in notifications: Students receive instant notifications and instructions from Verto when emergencies occur, and check in so Verto staff know they are safe. Their responses are logged on a dashboard Emergency help: Students can contact local authorities and Verto's on-site and HQ emergency line directly through the App for help in an emergency. A Travel Log - where students input their travel plans which are collected in an excel sheet so we know when students are out of their site. The App has been specifically designed for the needs of Verto Education and works alongside a Platform that collates student check-ins and notifications. Download today and ensure that you're prepared in the event of an emergency

Screenshots

Taculator 84 Graphing Calc4 screens
Verto Safe3 screens

Verdict

The call

The clearest difference is in-app purchases: Verto Safe at none against Taculator 84 Graphing Calc's 10. Verto Safe also leads on iOS requirement (13.0 vs 15.0). Taculator 84 Graphing Calc's advantage is update cadence (every 3 weeks vs every 9 months). On price, 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

Both are free to download. Taculator 84 Graphing Calc sells 7 in-app purchases, starting at $3.99 per month. Verto Safe asks for nothing beyond the download.

UpkeepUpdate frequency

Taculator 84 Graphing Calc ships an update every 3 weeks, Verto Safe every 9 months. The most recent releases landed on November 10, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 7 level
Taculator 84 Graphing Calc versus Verto Safe: the parameters behind the verdict, then further details
ParameterTaculator 84 Graphing CalcVerto Safe
PriceFreeFree
Rating4.5 (7.7K ratings) — better—
Positive reviews45.3% of reviews—
Number of ratings7.7K — better—
Update frequencyEvery 3 weeks — betterEvery 9 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size65 MB28 MB
Age rating4+4+
DeveloperDi Venisco UG (haftungsbeschrankt)VERTO EDUCATION, INC.

Bugs and requests

Taculator 84 Graphing Calc

Reported bugs

4 issues
  • Cannot handle negative powers
  • Keyboard issues on certain devices
  • Errors when trying to clear lists
  • Scaling and UI issues on some devices

Requested features

4 requests
  • Add apps and programming features
  • Improve graphing capabilities
  • Add support for degrees, minutes, and seconds
  • Implement symbolic calculus and equation solving

Verto Safe

Not enough reviews yet to summarise bugs or requests.

In-app purchases

7 purchases

Taculator 84 Graphing Calc

Subscriptions6
  • Taculator Pro - Monthly7 Days trial2 variants$3.991 Month
  • Taculator Pro - Monthly2 variants$3.991 Month
  • Taculator Pro - Yearly7 Days trial2 variants$14.991 Year
Show 3 more
  • Taculator Pro - Yearly$14.991 Year
  • Taculator Pro - Yearly7 Days trial$29.991 Year
  • Taculator Pro7 Days trial$29.991 Year
One-time1
  • Taculator Pro - Lifetime$7.99
None

Verto Safe

No in-app purchases

Questions

Is Taculator 84 Graphing Calc free?
Taculator 84 Graphing Calc is free to download, with in-app purchases available.
Is Verto Safe free?
Verto Safe is free to download, with no in-app purchases.
Do Taculator 84 Graphing Calc or Verto Safe have ads?
Neither Taculator 84 Graphing Calc nor Verto Safe shows ads.
Which is updated more often, Taculator 84 Graphing Calc or Verto Safe?
Taculator 84 Graphing Calc ships an update every 3 weeks, and Verto Safe every 9 months. Most recently, Taculator 84 Graphing Calc was updated on November 10, 2026 and Verto Safe on November 3, 2026.

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