What is the best alternative to Graphing Calculator 84: Calc84 on iPhone?

Calculate84, S tier, #1 in graphing.

Is there a free alternative to Graphing Calculator 84: Calc84?

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

Yes. 1 app ranks above it in graphing: Calculate84 (#1).

Graphing Calculator 84: Calc84 is S tier, #2 of 6 in graphing. Here is everything that competes with it on iPhone, in tier order.

1
Calculate84S
Free + IAP · ★ 4.8 · 54,106 ratings · score 93
Graphing calculator app for iPhone with touch controls, intended for use with the TI-84.
3
Taculator 84 Graphing CalcA
Free + IAP · ★ 4.5 · 7,644 ratings · score 86
Graphing and scientific calculator app for high school and college math, with statistics tools and built-in apps.
4
Graphing Calculator X84A
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 AIA
$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.
6
GraphNCalc83C
$12.99 · ★ 4.9 · 4,038 ratings · score 68
Graphing calculator app with algebraic entry, touch-based graphing, matrix and statistics tools, and BASIC programming.

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