Least Squares Curve Fit
ASO Keyword Dashboard
Tracking 67 keywords for Least Squares Curve Fit in Apple App Store
Least Squares Curve Fit tracks 67 keywords (7 keywords rank; 60 need traction). Key metrics: 43% top-10 coverage, opportunity 70.2, difficulty 38.6, best rank 1.
Tracked keywords
67
7 ranked • 60 not ranking yet
Top 10 coverage
43%
Best rank 1 • Latest leader —
Avg opportunity
70.2
Top keyword: hope
Avg difficulty
38.6
Lower scores indicate easier wins
Opportunity leaders
- 67.6
hope
Opportunity: 73.0 • Difficulty: 42.0 • Rank —
Competitors: 112
- 66.1
charge
Opportunity: 73.0 • Difficulty: 41.9 • Rank —
Competitors: 194
- 67.9
functions
Opportunity: 73.0 • Difficulty: 41.8 • Rank —
Competitors: 102
- 64.6
th
Opportunity: 73.0 • Difficulty: 41.8 • Rank —
Competitors: 98
- 68.2
stored
Opportunity: 73.0 • Difficulty: 41.8 • Rank —
Competitors: 102
Unranked opportunities
hope
Opportunity: 73.0 • Difficulty: 42.0 • Competitors: 112
charge
Opportunity: 73.0 • Difficulty: 41.9 • Competitors: 194
functions
Opportunity: 73.0 • Difficulty: 41.8 • Competitors: 102
th
Opportunity: 73.0 • Difficulty: 41.8 • Competitors: 98
stored
Opportunity: 73.0 • Difficulty: 41.8 • Competitors: 102
High competition keywords
free
Total apps: 164,931 • Major competitors: 3,886
Latest rank: — • Difficulty: 55.9
best
Total apps: 117,438 • Major competitors: 2,620
Latest rank: — • Difficulty: 54.0
choose
Total apps: 90,146 • Major competitors: 1,766
Latest rank: — • Difficulty: 53.3
available
Total apps: 89,249 • Major competitors: 1,834
Latest rank: — • Difficulty: 54.7
based
Total apps: 79,669 • Major competitors: 1,056
Latest rank: — • Difficulty: 51.1
All tracked keywords
Includes opportunity, difficulty, rankings and competitor benchmarks
| Major Competitors | |||||||
|---|---|---|---|---|---|---|---|
| approximate | 69 | 100 | 30 | 48 744 competing apps Median installs: 400 Avg rating: 4.0 | 1 | 1 | 3 major competitor apps |
| approximately | 70 | 100 | 31 | 51 1,087 competing apps Median installs: 300 Avg rating: 4.0 | 3 | 3 | 4 major competitor apps |
| least | 70 | 100 | 49 | 75 30,437 competing apps Median installs: 1,400 Avg rating: 4.2 | 5 | 5 | 945 major competitor apps |
| curve | 71 | 100 | 40 | 54 1,783 competing apps Median installs: 450 Avg rating: 4.1 | 15 | 15 | 20 major competitor apps |
| linear | 70 | 100 | 31 | 52 1,228 competing apps Median installs: 550 Avg rating: 4.1 | 104 | 103 | 9 major competitor apps |
| calibration | 70 | 100 | 30 | 49 822 competing apps Median installs: 350 Avg rating: 4.0 | 153 | 153 | 4 major competitor apps |
| section | 72 | 100 | 42 | 69 13,336 competing apps Median installs: 300 Avg rating: 4.1 | 157 | 157 | 120 major competitor apps |
| free | 65 | 100 | 56 | 87 164,931 competing apps Median installs: 800 Avg rating: 4.2 | — | — | 3,886 major competitor apps |
| best | 66 | 100 | 54 | 85 117,438 competing apps Median installs: 600 Avg rating: 4.1 | — | — | 2,620 major competitor apps |
| order | 68 | 100 | 51 | 80 60,309 competing apps Median installs: 450 Avg rating: 4.2 | — | — | 792 major competitor apps |
| step | 69 | 100 | 48 | 77 37,332 competing apps Median installs: 550 Avg rating: 4.2 | — | — | 630 major competitor apps |
| users | 68 | 100 | 50 | 80 60,732 competing apps Median installs: 350 Avg rating: 4.0 | — | — | 667 major competitor apps |
| choose | 67 | 100 | 53 | 83 90,146 competing apps Median installs: 650 Avg rating: 4.1 | — | — | 1,766 major competitor apps |
| hope | 73 | 100 | 42 | 68 10,938 competing apps Median installs: 400 Avg rating: 4.2 | — | — | 112 major competitor apps |
| option | 72 | 100 | 46 | 71 18,003 competing apps Median installs: 550 Avg rating: 4.0 | — | — | 317 major competitor apps |
| available | 67 | 100 | 55 | 83 89,249 competing apps Median installs: 550 Avg rating: 4.1 | — | — | 1,834 major competitor apps |
| function | 72 | 100 | 42 | 69 13,888 competing apps Median installs: 400 Avg rating: 3.9 | — | — | 156 major competitor apps |
| visual | 71 | 100 | 45 | 73 24,454 competing apps Median installs: 500 Avg rating: 4.2 | — | — | 301 major competitor apps |
| fit | 72 | 100 | 45 | 70 16,105 competing apps Median installs: 600 Avg rating: 4.3 | — | — | 339 major competitor apps |
| charge | 73 | 100 | 42 | 66 8,893 competing apps Median installs: 700 Avg rating: 4.1 | — | — | 194 major competitor apps |
| functions | 73 | 100 | 42 | 68 11,489 competing apps Median installs: 350 Avg rating: 3.8 | — | — | 102 major competitor apps |
| user | 68 | 100 | 50 | 81 66,932 competing apps Median installs: 450 Avg rating: 4.0 | — | — | 967 major competitor apps |
| enter | 71 | 100 | 46 | 73 24,021 competing apps Median installs: 450 Avg rating: 4.0 | — | — | 390 major competitor apps |
| possible | 71 | 100 | 45 | 72 20,756 competing apps Median installs: 400 Avg rating: 4.0 | — | — | 269 major competitor apps |
| feedback | 70 | 100 | 47 | 74 27,759 competing apps Median installs: 450 Avg rating: 4.1 | — | — | 392 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.