Least Squares Curve Fit
ASO Keyword Dashboard
Tracking 64 keywords for Least Squares Curve Fit in Apple App Store
Least Squares Curve Fit tracks 64 keywords (2 keywords rank; 62 need traction). Key metrics: 50% top-10 coverage, opportunity 70.2, difficulty 37.4, best rank 3.
Tracked keywords
64
2 ranked • 62 not ranking yet
Top 10 coverage
50%
Best rank 3 • Latest leader —
Avg opportunity
70.2
Top keyword: hope
Avg difficulty
37.4
Lower scores indicate easier wins
Opportunity leaders
- 67.6
hope
Opportunity: 73.0 • Difficulty: 40.7 • Rank —
Competitors: 53
- 66.1
charge
Opportunity: 73.0 • Difficulty: 40.0 • Rank —
Competitors: 101
- 68.0
functions
Opportunity: 73.0 • Difficulty: 40.9 • Rank —
Competitors: 43
- 64.7
th
Opportunity: 73.0 • Difficulty: 39.2 • Rank —
Competitors: 55
- 68.3
stored
Opportunity: 73.0 • Difficulty: 41.1 • Rank —
Competitors: 44
Unranked opportunities
hope
Opportunity: 73.0 • Difficulty: 40.7 • Competitors: 53
charge
Opportunity: 73.0 • Difficulty: 40.0 • Competitors: 101
functions
Opportunity: 73.0 • Difficulty: 40.9 • Competitors: 43
th
Opportunity: 73.0 • Difficulty: 39.2 • Competitors: 55
stored
Opportunity: 73.0 • Difficulty: 41.1 • Competitors: 44
High competition keywords
free
Total apps: 163,297 • Major competitors: 2,211
Latest rank: — • Difficulty: 52.9
best
Total apps: 116,487 • Major competitors: 1,424
Latest rank: — • Difficulty: 51.4
choose
Total apps: 90,954 • Major competitors: 974
Latest rank: — • Difficulty: 50.3
available
Total apps: 88,715 • Major competitors: 1,006
Latest rank: — • Difficulty: 50.5
based
Total apps: 80,372 • Major competitors: 606
Latest rank: — • Difficulty: 49.6
All tracked keywords
Includes opportunity, difficulty, rankings and competitor benchmarks
| Major Competitors | |||||||
|---|---|---|---|---|---|---|---|
| least | 70 | 100 | 46 | 75 30,849 competing apps Median installs: 225 Avg rating: 4.2 | 3 | 3 | 517 major competitor apps |
| section | 72 | 100 | 42 | 69 13,262 competing apps Median installs: 25 Avg rating: 4.1 | 146 | 146 | 62 major competitor apps |
| free | 65 | 100 | 53 | 87 163,297 competing apps Median installs: 100 Avg rating: 4.2 | — | — | 2,211 major competitor apps |
| best | 66 | 100 | 51 | 85 116,487 competing apps Median installs: 75 Avg rating: 4.1 | — | — | 1,424 major competitor apps |
| order | 68 | 100 | 49 | 80 59,769 competing apps Median installs: 25 Avg rating: 4.2 | — | — | 472 major competitor apps |
| step | 69 | 100 | 46 | 76 36,799 competing apps Median installs: 50 Avg rating: 4.2 | — | — | 326 major competitor apps |
| users | 68 | 100 | 48 | 80 61,191 competing apps Median installs: 25 Avg rating: 4.1 | — | — | 370 major competitor apps |
| choose | 67 | 100 | 50 | 83 90,954 competing apps Median installs: 75 Avg rating: 4.1 | — | — | 974 major competitor apps |
| hope | 73 | 100 | 41 | 68 10,917 competing apps Median installs: 50 Avg rating: 4.3 | — | — | 53 major competitor apps |
| option | 72 | 100 | 43 | 71 17,953 competing apps Median installs: 50 Avg rating: 4.1 | — | — | 160 major competitor apps |
| available | 67 | 100 | 50 | 83 88,715 competing apps Median installs: 50 Avg rating: 4.1 | — | — | 1,006 major competitor apps |
| function | 72 | 100 | 42 | 69 13,835 competing apps Median installs: 50 Avg rating: 3.9 | — | — | 58 major competitor apps |
| visual | 71 | 100 | 44 | 73 23,851 competing apps Median installs: 50 Avg rating: 4.2 | — | — | 159 major competitor apps |
| fit | 72 | 100 | 43 | 70 15,905 competing apps Median installs: 50 Avg rating: 4.3 | — | — | 194 major competitor apps |
| charge | 73 | 100 | 40 | 66 8,836 competing apps Median installs: 75 Avg rating: 4.1 | — | — | 101 major competitor apps |
| functions | 73 | 100 | 41 | 68 11,537 competing apps Median installs: 50 Avg rating: 3.8 | — | — | 43 major competitor apps |
| user | 68 | 100 | 49 | 81 66,183 competing apps Median installs: 50 Avg rating: 4.1 | — | — | 472 major competitor apps |
| enter | 71 | 100 | 44 | 73 24,163 competing apps Median installs: 50 Avg rating: 4.0 | — | — | 205 major competitor apps |
| possible | 71 | 100 | 44 | 72 20,677 competing apps Median installs: 50 Avg rating: 4.1 | — | — | 131 major competitor apps |
| feedback | 70 | 100 | 45 | 74 27,518 competing apps Median installs: 50 Avg rating: 4.1 | — | — | 188 major competitor apps |
| reports | 72 | 100 | 42 | 69 13,372 competing apps Median installs: 25 Avg rating: 4.1 | — | — | 59 major competitor apps |
| calculated | 71 | 100 | 35 | 58 2,775 competing apps Median installs: 50 Avg rating: 4.1 | — | — | 12 major competitor apps |
| apps | 70 | 100 | 45 | 75 29,683 competing apps Median installs: 75 Avg rating: 4.1 | — | — | 307 major competitor apps |
| standard | 72 | 100 | 42 | 70 15,539 competing apps Median installs: 50 Avg rating: 4.1 | — | — | 118 major competitor apps |
| select | 69 | 100 | 48 | 78 47,954 competing apps Median installs: 50 Avg rating: 4.0 | — | — | 455 major competitor apps |
App Description
User inputs point sets and chooses function types.
Utilizing the Least Squares Linear Regression Method, the app calculates best fit curves, reports equations and draws graphs.
Point sets can be stored in a table and are available after app is closed.
Currently available function types are:
2D:
1. Line.
2. Parabola.
3. Polynomial up to 8th degree.
4. Circle.
5. Conic section (Ellipse or Hyperbola).
6. Trigonometric function as
C + A1*cos(ω*x) + B1*sin(ω*x) + … + An*cos(n*ω*x) + Bn*sin(n*ω*x),
where user can select n between 1 and 8 and enter any ω.
7. Exponential Function.
8. Bell Curve.
3D:
1. Plane.
2. Sphere.
Also, there is an option to choose the Best Fit:
the app goes through all the possible shapes and lists them in order from best to worst fit based on residuals.
In some cases, when the standard Least Squares method with orthogonal projection does not work, best fit for Line, Parabola, Polynomial and Trigonometric functions can be calculated with SVD.
Links to four other free apps by same developers are included in the app:
1. “Matrix Solver Step by Step” Linear Algebra Visual Guide.
2. “Polynomials and Linear Systems” Equation Solver.
3. “GraphMath” Graphing Calculator.
4. “Vectors and Planes” (and Spheres and Ellipsoids) 3D Geometry Guide.
Developers hope to get feedback from users at graphmath@aol.com.