Comparison

GraphNCalc83 vs Flo

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

Head to head
About

GraphNCalc83

This app offers a powerful graphing calculator experience with touch-based input for enhanced interaction. It supports natural textbook notation, advanced math functions, and various plotting capabilities. Users can also utilize its programming features and built-in tools like unit conversion and a periodic table.

Highlights
  • Touch-based graphing and editing
  • Natural textbook notation input
  • Advanced math and statistical functions
  • Parametric, polar, and f(x,y) equation graphing
  • BASIC programming with fast execution
  • Unit converter and physical constants
  • Interactive periodic table
Features
Currently charting
Read full description

GraphNCalc83 uses touch, color and blazing speed to handle your math problems. The familiar calculator keyboard, arrow keys and functions are enhanced with full touch input for all graphs, editors and menus. Enter calculations in natural textbook format. Enter fractions and view result as fractions. Trace graphs with your finger. Zoom in and out with a pinch. Explore regressions with a tap on the screen. Scroll through the list, matrix and calculation history with a swipe. Tap the ? key for help. Written using the latest 64 bit math libraries, GraphNCalc83 harnesses the amazing computing resources of the iPhone and iPad to provide a colorful, fast and fluid experience. Graphs scroll, glide and zoom smoothly. Matrix, statistics and BASIC programs run 500x times faster than traditional calculators. GraphNCalc83 includes: Algebraic entry: Enter problems using full algebraic textbook notation. The command line editor includes interactive parenthesis matching and high lighting, undo and redo, bubble function help and a 200 level calculation history and recall stack. Generate a PDF report of calculations for mailing or printing using the SEND function. Math functions: Trigonometry, logarithms, function minimum, maximum, numeric integration and derivatives, general solver, real and imaginary numbers, combination, permutation, random number generation, normal, T, chi squared, Fisher, poisson and geometric distributions, binary shift and rotate, test and logic operations, list operations including sort, std. deviation, sum, sequence, matrix determinant, transpose, sum, ref, rref, addition, multiplication. Graph functions, parametric, f(x,y) and polar equations and statistics plots: Full color graphs with touch to trace, pinch zoom, function minimum, maximum, intersections, asymptotes and numeric integration. Output graphs in high resolution PDF format for mailing or printing. Interactively explore function behavior using variables tied to slider bars. Statistics, Inferential Statistics and Distributions: A set of inferential statistics worksheets and graphs of distributions are included. The regression analysis screen allows you to quickly compute, view and analyze a data set using a variety of curve fitting methods. Table: Analyze functions using the table viewer. Use the split screen mode to simultaneously view a graph and table. Matrix and Lists: Matrix and list editors and a full set of matrix and list operations are built in. Unit Converter and Constants: Convert between a wide variety of scientific, engineering and common units. A large set of physical constants are also included. BASIC programming: Create, edit, debug and run BASIC programs. Programs run more than 500 times faster than traditional calculators. Import and execute .83p and .8xp files. Chemistry: The calculator includes a full featured periodic table, a mass calculator and a data base of element properties. The touch interface allows you to view and interact with the periodic table to view by series, state, melting point, boiling point, electronegativity, electron affinity, valence, ionization, radius, hardness, modulus, density, conductivity, heat and year discovered. Geometry: The geometry application computes perimeter and area for a variety of 2d geometric figures including squares, rectangles, parallelograms, triangles, polygons, circles, arcs and ellipses. A full triangle solver and interactive unit circle grapher are built in. Solve line intersections, project a point to a line and find a circle given 3 points. Finance: Compute time value of money problems including annuities, lump sums and uneven cash flow analysis with IRR and NPV Built-in user guide: A user guide is included and is a touch away using the ? key or ⓘ on any menu. All functions have a full manual page with description of arguments and examples of use. Pop up bubble help displays function arguments during problem entry and program editing.

About

Flo

This platform unifies operations, communication, and collaboration for businesses and educational institutions. It integrates social engagement, tasks, training, and resources to boost productivity and success for teams and departments.

Highlights
  • Streamlined operations
  • Enhanced communication
  • Team collaboration tools
  • Task management
  • Integrated training modules
  • Unified resource access
Features
Read full description

Flo-Ops is a mobile platform designed to streamline operations, communication, and collaboration for both businesses and educational institutions. It brings together social engagement, tasks, training, and team resources into one unified platform, enhancing productivity and success across all teams and departments.

Screenshots

GraphNCalc834 screens
Flo4 screens

Verdict

The call

The clearest difference is price: Flo at Free against GraphNCalc83's $12.99. Flo also leads on update cadence (monthly vs every 5 months). GraphNCalc83's advantage is ratings volume (4K vs 17) and chart position (#41 vs unranked). On rating, review sentiment, 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

Flo is free to download; GraphNCalc83 costs $12.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for GraphNCalc83 against 4.9 for Flo. That said, the two scores are not equally well evidenced: GraphNCalc83 has 4K ratings behind it against 17, so its average is the more settled of the two. Written reviews are what separate them: 98% of GraphNCalc83's written reviews are positive against 100% of Flo's.

UpkeepUpdate frequency

GraphNCalc83 ships an update every 5 months, Flo monthly. The most recent releases landed on October 15, 2026 and October 3, 2026 respectively.

Scorecard5 real differences · 6 level
GraphNCalc83 versus Flo: the parameters behind the verdict, then further details
ParameterGraphNCalc83Flo
Price$12.99Free — better
Rating4.9 (4K ratings)4.9 (17 ratings) — better
Positive reviews98.1% of reviews100.0% of reviews — better
Number of ratings4K — better17
Update frequencyEvery 5 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
Best chart rank#41 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.0 — better
Further details — not scored
Size10 MB24 MB
Age rating4+4+
DeveloperErnest BrockFLO OPS L.L.C.

Customer experience

GraphNCalc83

All ratings4,033 ratings
Positive97.4%
Neutral1.1%
Negative1.5%
Written reviews270 reviews
Positive98.1%
Neutral1.1%
Negative0.7%

Flo

All ratings16 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

GraphNCalc83

Reported bugs

2 issues
  • Occasional crashes or freezes
  • Inconsistent behavior when scrolling through calculation history

Requested features

3 requests
  • Dark mode or customizable themes
  • More advanced programming and scripting capabilities
  • Support for additional calculator models (e.g., TI-89)

Flo

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

GraphNCalc83

No in-app purchases

None

Flo

No in-app purchases

Questions

Is GraphNCalc83 free?
GraphNCalc83 costs $12.99, with no in-app purchases.
Is Flo free?
Flo is free to download, with no in-app purchases.
Which has better reviews, GraphNCalc83 or Flo?
Flo is rated higher. GraphNCalc83 averages 4.9 out of 5 from 4K ratings, while Flo averages 4.9 from 17 ratings.
Do GraphNCalc83 or Flo have ads?
Neither GraphNCalc83 nor Flo shows ads.
Which is updated more often, GraphNCalc83 or Flo?
GraphNCalc83 ships an update every 5 months, and Flo monthly. Most recently, GraphNCalc83 was updated on October 15, 2026 and Flo on October 3, 2026.

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