Previous Versions
Requires Android: Android 4.0+
Screen DPI: 160-640dpi
SHA1: 0551c5e3e338c0d48436e420159df857c3d19e36
Size: 7.47 MB
What's New:
• Radar grid for polar function
• Play sudoku puzzle: Try "sudoku cake", "sudoku", "sudoku hard", "sudoku crazy"
• Display economic data: Try "nordic gdp", "asia population", "europe unemployment", "asia cpi", "china japan gdp per capita"
• Question answer interface
• Full screen graph editor
• Solve linear equation e.g. 6x+4=8
• Integral e.g. y=sin2x -> ∫sin2xdx = -cos2x/2
• Derivative e.g. y=sin2x -> y' = 2cos2x
Requires Android: Android 4.0+
Screen DPI: 160-640dpi
SHA1: 903d9b2678cb94d829b14875d8931916ff649223
Size: 7.45 MB
What's New:
• Update keyboard to animate feedback
• Play sudoku puzzle: Try "sudoku cake", "sudoku", "sudoku hard", "sudoku crazy"
• Display economic data: Try "nordic gdp", "asia population", "europe unemployment", "asia cpi", "china japan gdp per capita"
• Question answer interface
• Full screen graph editor
• Solve linear equation e.g. 6x+4=8
• Integral e.g. y=sin2x -> ∫sin2xdx = -cos2x/2
• Derivative e.g. y=sin2x -> y' = 2cos2x
Requires Android: Android 4.0+
Screen DPI: 160-640dpi
SHA1: 1e970930ed061fb4a98ee9dc221e26df7d322f6c
Size: 7.45 MB
What's New:
• Update keyboard to animate feedback
• Play sudoku puzzle: Try "sudoku cake", "sudoku", "sudoku hard", "sudoku crazy"
• Display economic data: Try "nordic gdp", "asia population", "europe unemployment", "asia cpi", "china japan gdp per capita"
• Question answer interface
• Full screen graph editor
• Solve linear equation e.g. 6x+4=8
• Integral e.g. y=sin2x -> ∫sin2xdx = -cos2x/2
• Derivative e.g. y=sin2x -> y' = 2cos2x
Requires Android: Android 4.0+
Screen DPI: 160-640dpi
SHA1: bb5ebabdc01a2f4adc2f302435fc1bb7b1e65adb
Size: 7.45 MB
What's New:
• Update keyboard to animate feedback
• Play sudoku puzzle: Try "sudoku cake", "sudoku", "sudoku hard", "sudoku crazy"
• Display economic data: Try "nordic gdp", "asia population", "europe unemployment", "asia cpi", "china japan gdp per capita"
• Question answer interface
• Full screen graph editor
• Solve linear equation e.g. 6x+4=8
• Integral e.g. y=sin2x -> ∫sin2xdx = -cos2x/2
• Derivative e.g. y=sin2x -> y' = 2cos2x
Requires Android: Android 4.0+
Screen DPI: 160-640dpi
SHA1: 4681d1b437289779e5fb21f157c9207293e610cd
Size: 7.45 MB
What's New:
• Play sudoku puzzle: Try "sudoku cake", "sudoku", "sudoku hard", "sudoku crazy"
• Display economic data: Try "nordic gdp", "asia population", "europe unemployment", "asia cpi", "china japan gdp per capita"
• Question answer interface
• Full screen graph editor
• Solve linear equation e.g. 6x+4=8
• Integral e.g. y=sin2x -> ∫sin2xdx = -cos2x/2
• Derivative e.g. y=sin2x -> y' = 2cos2x
Requires Android: Android 4.0+
Screen DPI: 160-640dpi
SHA1: 17780a1cdafb355eecdadbc70f388a15f8bdac2d
Size: 7.45 MB
What's New:
• Play sudoku puzzle: Try "sudoku cake", "sudoku", "sudoku hard", "sudoku crazy"
• Display economic data: Try "nordic gdp", "asia population", "europe unemployment", "asia cpi", "china japan gdp per capita"
• Question answer interface
• Full screen graph editor
• Solve linear equation e.g. 6x+4=8
• Integral e.g. y=sin2x -> ∫sin2xdx = -cos2x/2
• Derivative e.g. y=sin2x -> y' = 2cos2x
Requires Android: Android 4.0+
Screen DPI: 160-640dpi
SHA1: 73d9f782cf65a04c7312fad618808ecf4052c3a5
Size: 7.45 MB
What's New:
• Play sudoku puzzle: Try "sudoku cake", "sudoku", "sudoku hard", "sudoku crazy"
• Display economic data: Try "nordic gdp", "asia population", "europe unemployment", "asia cpi", "china japan gdp per capita"
• Question answer interface
• Full screen graph editor
• Solve linear equation e.g. 6x+4=8
• Integral e.g. y=sin2x -> ∫sin2xdx = -cos2x/2
• Derivative e.g. y=sin2x -> y' = 2cos2x
Requires Android: Android 4.0+
Screen DPI: 160-640dpi
SHA1: fabb2d5299ee7534b8096859790c10cd82f07f21
Size: 7.44 MB
What's New:
• Play sudoku puzzle: Try "sudoku cake", "sudoku", "sudoku hard", "sudoku crazy"
• Display economic data: Try "nordic gdp", "asia population", "europe unemployment", "asia cpi", "china japan gdp per capita"
• Question answer interface
• Full screen graph editor
• Solve linear equation e.g. 6x+4=8
• Integral e.g. y=sin2x -> ∫sin2xdx = -cos2x/2
• Derivative e.g. y=sin2x -> y' = 2cos2x
Requires Android: Android 4.0+
Screen DPI: 160-640dpi
SHA1: 762e52efa18b17ae72b2fd830282a5825107ae84
Size: 7.36 MB
What's New:
• Question answer interface
• Full screen graph editor
• Solve linear equation e.g. 6x+4=8
• Integral e.g. y=sin2x -> ∫sin2xdx = -cos2x/2
• Derivative e.g. y=sin2x -> y' = 2cos2x
Requires Android: Android 4.0+
Screen DPI: 160-640dpi
SHA1: ce949e818e9167cb3386270bcb4a8380d292ac7e
Size: 7.36 MB
What's New:
• Question answer interface
• Full screen graph editor
• Solve linear equation e.g. 6x+4=8
• Integral e.g. y=sin2x -> ∫sin2xdx = -cos2x/2
• Derivative e.g. y=sin2x -> y' = 2cos2x
Requires Android: Android 4.0+
Screen DPI: 160-640dpi
SHA1: 3d12c482498c10936057fb544191555ce0041833
Size: 6.87 MB
What's New:
• Full screen graph editor
• Solve linear equation e.g. 6x+4=8
• Integral e.g. y=sin2x -> ∫sin2xdx = -cos2x/2
• Derivative e.g. y=sin2x -> y' = 2cos2x
Requires Android: Android 4.0+
Screen DPI: 160-480dpi
SHA1: edc692d8371edf25f416ff5689d97e4c29253967
Size: 4.6 MB
What's New:
• Full screen graph editor
• Solve linear equation e.g. 6x+4=8
• Integral e.g. y=sin2x -> ∫sin2xdx = -cos2x/2
• Derivative e.g. y=sin2x -> y' = 2cos2x
Requires Android: Android 4.0+
Screen DPI: 160-480dpi
SHA1: 2ebc98534782f2e11978a7843a08634a096ec5c5
Size: 4.58 MB
What's New:
• Integral e.g. y=sin2x -> ∫sin2xdx = -cos2x/2
• Derivative e.g. y=sin2x -> y' = 2cos2x
Requires Android: Android 4.0+
Screen DPI: 160-480dpi
SHA1: 0326367ded5c73b4bf4b33075d0e193e1c25e793
Size: 4.51 MB
What's New:
• Fix X axis label defect
• Remove ads, allow 3D with demo stamp
• Auto scale Y axis for 2D curve
• Toolbar to smooth implicit surface
• Bug fix on implicit curve result
• Derivative of explicit curve & surface
• Symbolic root of quadratic equation
• 2D is free, 3D and step-by-step available in pro version only
Requires Android: Android 4.0+
Screen DPI: 160-480dpi
SHA1: ebd397437f0ed378b775bea1b7e6b390460efb67
Size: 4.67 MB
What's New:
• Auto scale Y axis for 2D curve
• Toolbar to smooth implicit surface
• Bug fix on implicit curve result
• Derivative of explicit curve & surface
• Symbolic root of quadratic equation
• 2D is free, 3D and step-by-step available in pro version only
Requires Android: Android 4.0+
Screen DPI: 160-480dpi
SHA1: 969cb1a3d2187ba695a7dd549b3aad3a55b4918b
Size: 4.67 MB
What's New:
• Auto scale Y axis for 2D curve
• Toolbar to smooth implicit surface
• Bug fix on implicit curve result
• Derivative of explicit curve & surface
• Symbolic root of quadratic equation
• 2D is free, 3D and step-by-step available in pro version only
Requires Android: Android 4.0+
Screen DPI: 160-640dpi
SHA1: 481485192485b09ab8b1a8919f6b9172c4509044
Size: 6.92 MB
What's New:
• Bug fix on implicit curve result
• Derivative of explicit curve & surface
• Symbolic root of quadratic equation
• 2D is free, 3D and step-by-step available in pro version only
Requires Android: Android 4.0+
Screen DPI: 160-640dpi
SHA1: 81b91abdd56015ea4c24e6837026775a2beb9858
Size: 6.92 MB
What's New:
• Bug fix on quadratic root formula
• Derivative of explicit curve & surface
• Symbolic root of quadratic equation
• 2D is free, 3D and step-by-step available in pro version only
Requires Android: Android 4.0+
Screen DPI: 160-640dpi
SHA1: 349b27f73acda04f1ee07c03f306ffc5f7d15387
Size: 6.92 MB
What's New:
• Bug fix on quadratic root formula
• Derivative of explicit curve & surface
• Symbolic root of quadratic equation
• 2D is free, 3D and step-by-step available in pro version only
Requires Android: Android 4.0+
Screen DPI: 160-480dpi
SHA1: 4c460b1b5293bea938afc88e80a9bcfe1c8d6df0
Size: 4.34 MB
What's New:
• Derivative of explicit curve & surface
• Symbolic root of quadratic equation
• 2D is free, 3D and step-by-step available in pro version only
Requires Android: Android 4.0+
Screen DPI: 160-480dpi
SHA1: 5c00a1c26783e601b9cf77ee56444007cd76b8fe
Size: 4.34 MB
What's New:
• Derivative of explicit curve & surface
• Symbolic root of quadratic equation
• 2D is free, 3D and step-by-step available in pro version only
Requires Android: Android 4.0+
Screen DPI: 160-480dpi
SHA1: 4de512bacde95672ed5754bf8a787220bc1b4f60
Size: 4.34 MB
What's New:
• Derivative of explicit curve & surface
• Symbolic root of quadratic equation
• Add library tab, move result to library
• 2D is free, 3D and step-by-step available in pro version only
Requires Android: Android 4.0+
Screen DPI: 160-480dpi
SHA1: d131df70cfc9afa30e738e57616b503f622ae2d5
Size: 4.34 MB
What's New:
• Add library tab, move result to library
• Symbolic root of quadratic equation
• Update help file and formula font
• Bug fix
Requires Android: Android 4.0+
Screen DPI: 160-480dpi
SHA1: 3173109fd97eb5fef83f55677bb44fd5cd409482
Size: 4.34 MB
What's New:
• Add library tab, move result to library
• Symbolic root of quadratic equation
• Update help file and formula font
• Bug fix
Requires Android: Android 4.0+
Screen DPI: 160-480dpi
SHA1: 337370bf2603bd90de6c7705b1fe62c45917185a
Size: 4.3 MB
What's New:
• Symbolic root of quadratic equation
• Update help file and formula font
• Bug fix
Requires Android: Android 4.0+
Screen DPI: 160-480dpi
SHA1: 566006b5aa632f35b044db11afe3529d97452d18
Size: 4.3 MB
What's New:
• Symbolic root of quadratic equation
• Update help file and formula font
Requires Android: Android 4.0+
Screen DPI: 160-480dpi
SHA1: ce2fa2fa8bf83fa8d1b30f00503acd289021e632
Size: 4.23 MB
What's New:
• Support high resolution device
• Implicit surface e.g. x2+y2-sinz/4=1
• Complex number e.g. (1+2i)(1-3i)
• Contour curve of single explicit surface
Requires Android: Android 4.0+
Screen DPI: 160-480dpi
SHA1: b62c73af88ef995c3544936bd1dda3d5529c32a1
Size: 3.86 MB
What's New:
• Support high resolution device
• Implicit surface e.g. x2+y2-z2/4=1
• Complex number e.g. (1+2i)(1-3i)
• Contour curve of single explicit surface
• Add banner to other apps
Requires Android: Android 4.0+
Screen DPI: 160-480dpi
SHA1: 347c2395a83f1f84a461bc36097d21bd7943e37e
Size: 3.86 MB
What's New:
• Support high resolution device
• Implicit surface e.g. x2+y2-z2/4=1
• Complex number e.g. (1+2i)(1-3i)
• Contour curve of single explicit surface
• Add banner to other apps
Requires Android: Android 4.0+
Screen DPI: 160-480dpi
SHA1: 7e71e301a70311d1e67321cc96adf7a1e6a1b63a
Size: 3.33 MB
What's New:
• Support high resolution device
• Implicit surface e.g. x2+y2-z2/4=1
• Complex number e.g. (1+2i)(1-3i)
• Contour curve of single explicit surface