What is the best alternative to GraphNCalc83 on iPhone?

Calculate84, S tier, #1 in graphing.

Is there a free alternative to GraphNCalc83?

Yes: Calculate84 (S tier, #1) is free to download, with in-app purchases.

Yes. 5 apps rank above it in graphing: Calculate84 (#1), Graphing Calculator 84: Calc84 (#2), Taculator 84 Graphing Calc (#3) and more.

GraphNCalc83 is C tier, #6 of 6 in graphing. Here is everything that competes with it on iPhone, in tier order.

1
Calculate84Shigher tier
Free + IAP · ★ 4.8 · 54,078 ratings · score 93
Graphing calculator app for iPhone with touch controls, intended for use with the TI-84.
2
Graphing Calculator 84: Calc84Shigher tier
Free download · ★ 4.6 · 5,057 ratings · score 90
Calculator app with a UI like a real 84 graphing calculator: graphing, scientific math, equation solving, and.
3
Taculator 84 Graphing CalcAhigher tier
Free + IAP · ★ 4.5 · 7,644 ratings · score 87
Graphing and scientific calculator app for high school and college math, with statistics tools and built-in apps.
4
Graphing Calculator X84Ahigher tier
Free + IAP · ★ 4.5 · 50,059 ratings · score 84
Free graphing calculator app with arithmetic, functions, 2D graphing, statistics, regression, matrices and equation.
5
Graphing Calculator Plus AIAhigher tier
$5.99 · ★ 4.6 · 12,056 ratings · score 82
Graphing calculator app with 2D graphing, matrix, statistics, base-N mode, programming tools and an AI math chat.

What is the best alternative to GraphNCalc83 on iPhone?: Calculate84, S tier, #1 in graphing.
Is there a free alternative to GraphNCalc83?: Yes: Calculate84 (S tier, #1) is free to download, with in-app purchases.
Does anything rank above GraphNCalc83?: Yes. 5 apps rank above it in graphing: Calculate84 (#1), Graphing Calculator 84: Calc84 (#2), Taculator 84 Graphing Calc (#3) and more.