Mathematical Calculator 3.64
This calculator bridges the gap between ascientific calculator and some heavy-duty mathematical softwaretools. Key features includes :- Basic arithmetic operations for real and complex numbers on +,-, *, / ,( and ).- Built-in function for scientific calculation such as sin, cos,tan, log, exp, sqrt, ln, pow, sinh, cosh, tanh etc.- Uses of percentage %- Uses of self-defined variables and self-defined functions- Uses of list- Solve linear equations with real / complex coefficients- Unit conversion- Number bases conversion- 2D and 3D Graphic plotting- Batch processing of calculation using script file with saveand load capability- Statistics and Finance functions- Support 2D Geometry construction- Support propositional logic verification- Support signal calculation such as Fast Fourier Transform(fft)- Support simplex method for solving linear programmingproblem- Support solving ordinary differential equations- Small size, ad-free and no internet connection required.Notices :1. On first run, goto Menu --> Preferences to make an bestfit of the appearance of the calculator. When the calculator isplaced in landscape or portrait orientation, the default setting ofthe preferences would be changed automatically and by setting thatsetting,the calculator can switch between 'landscape' or 'portrait'view easily.2. To get a general idea of the program, type help('startup')and click 'exec' button. The help sheet would appears on theright-hand side of the calculator.3. To make a calculation, type the formula and click 'exec'button.4. An official cookbook for Mathcalc can be found on thedeveloper site.
This app is a map application that help theuser to find where they are and how to get to some pre-settedlocations. The app has the following features :1. The map of this app is operated on three modes : standard,center and rotate. When both center and rotate modes are activited,the map would turn into a 2D navigation system.2. Target locations or waypoints can be set and managedeasily.3. Support plotting / tracking / recording of the user's movingpositions.4. A distance meter is included that can keep check ofpoint-to-point distance and time in real time. The meter acts likea stopwatch for both time and distance using GPS locationdata5. Data output as kml content of track points.6. Include a ruler in units of mm or inch.
Chess Set 2.6
The app turns your phone into a chessboard.The app provides virtual chess pieces and chessboard. It hadtotally four chess games that you can play with your family andfriends :1. Chess (International chess)2. Go / Gobang3. Chinese chess (you need chinese fonts installed on your devicefor this chess game.)4. Black white chessGeneral features :1. For Chess and Chinese chess, the chess pieces aredraggable.2. Different sizes of chessboard are avaliable for Go. (e.g. Thedemonstration image we provided is a 9 x 9 chessboard for juniorplayers)3. Load/save whole or part of the game to private or externalfiles. This can be helpful for learning, teaching andsharing.4. For black white chess, the stone can be flipped manually.5. No Ad or internet connection needed.
Mathematical Calculator (free) 1.91
This calculator is the free version oftheMathematical Calculator . Key features are :- Basic arithmetic operations for real and complex numbers on+,-, *, / , ( and ).- Built-in function for scientific calculation such as sin,cos,tan, log, exp, sqrt, ln, pow etc.- Use of percentage %- Use of built-in functions, self-defined variables andfunctionson calculation (* Not activated in this version)- Use of list (* Partial activated in this version)- Solve linear equations with real / complex coefficients (*Notactivated in this version)- Basic unit conversion (* Not activated in this version)- Number bases conversion (* Not activated in this version)- 2D Graphic plotting (* Not activated in this version)- Batch processing of calculation using script file with saveandload capability (* Not activated in this version)- Statistics and Finance functions (Only descriptivestatisticsactivated.)- Support 2D Geometry construction (* Not activated inthisversion)- Support propositional logic verification (* Not activatedinthis version)- Small size, ad-free and no internet connection required.Notices :1. On first run, goto menu --> preferences to best fittheappearance of the calculator. The size of the calculator maybealso scalable by moving two fingers apart when they bothtouchedthe screen.2. To get an idea of the program, click 'F1' --> 'help'-->')' --> 'Exec' and the help sheet would be appeared ontheright-handed side of the calculator.3. To run a calculation, type the formula and click'Exec'button.4. An official cookbook for Mathcalc can be found onthedeveloper site.
Number Match 1.6
This is a Math game that challenge yourlogicthinking. It can also be used as a training tool for childrenwhoare learning Beginning Algebra.There are two tables of numbers, X and Y on the playground.Eachtable has 20 to 30 numbers which are integers ranged from 1 to100.You task is to clear all the numbers on the left table X asfast aspossible.To clear a number, you need to pick up numbers from both tableXand Y that match a mathematical condition.The game came with 19 levels and the number of plays foreachlevel is unlimited.The game can also be played in single or in multi-playersmode.It is also Ad-free and fully playable with no need forinternetconnection.
Stave is the name of the five horizontal linesin a sheet music.This app turns your phone into a musicalinstrument and it has the following features :1. The interface of our app look like the stave but it isinteractive. The lines and spaces are clickable. So, it is veryeasy to learn to play the instrument.2. A built-in ticking clock with four speeds selection. It can beused as a simplified metronome.3. Preset chords which played under semi-automatic mode.
DIY Learner Plus 1.37
If you are learning a new language, this appis designed for you. The purpose of this app is to let a user tobuild his/her own language dictionary. The app has the followingfeatures :1. A general designed database is created that can do commondatabase operation such as add, update, delete etc. and the contentof the database is fully searchable. This means that you can easilyrecall what you had learned in later time.2. Two interfaces, called 'drawing recognizer' and 'soundrecognizer' are provided for searching the database. This meansthat you can draw or use your voice to do searching. These twointerfaces are the result of AI technology developed by ourcompany.3. For 'drawing recognizer', user make a drawing on a square-sizedcanvas and the 'drawing recognizer' treats the drawing as an imageinput and then try to guess what the user had been drawn throughlearning in real time.3. For 'sound recognizer', user speak through the microphone as aninput and then the recognizer would try to guess what the user hadbeen spoken through learning in real time.4. A small example dictionary for travel is included on the app todemonstrate how the app is function.5. The drawing, sound and word databases can be saved and loadedfrom SD card.6. The word database includes voice recording.
DIY Learner 1.2
If you are learning a new language, this appis designed for you. The purpose of this app is to let a user tobuild his/her own language dictionary. The app has the followingfeatures :1. A general designed database is created that can do commondatabase operation such as add, update, delete etc. and the contentof the database is fully searchable. This means that you can easilyrecall what you had learned in later time.2. An interface which we called 'drawing recognizer' is providedfor searching the database. This new interface is a result of ourcompany's project that uses A.I. technology. User make a drawing ona square-sized canvas and the 'drawing recognizer' treats thedrawing as an image input and then try to guess what the user hadbeen drawn through learning in real time.3. Another interface which we called 'sound recognizer' isprovided for searching the database. This interface uses the sametechnique that we used in drawing recognizer but this time onsound. User speak through the microphone as an input and then therecognizer would try to guess what the user had been spoken throughlearning in real time.4. A small example dictionary for travel is included on the appto demonstrate how the app is function.Privacy Notice : The app can captures sound. However, no soundwould be automatically captured without your button clickactivation except the very short time when the app is 'initializesound'. Each sound capture would only lasted for 2 seconds.
Number Golf 1.2
This is a mazeful style game where the mazeismade by numbers. For each play area/maze, there is an exitcellcalled hole and there is a starting cell. Your task is to buildapath from the starting cell to the exit cell underlimitedstrokes.Each game consists of 20 rounds of holes and the number of gamesisunlimited.
This program is a calendar planner app thatyou can take notes, make To-Do tasks list, write Daily or buildingcontacts list. It has the following features :1. The calendar can be set password-protected and the data thatentered is categorised by date.2. Create your own To-Do tasks list.3. Create your own Contacts list.4. Create your own note pages. The free version includes 13 notepages.5. Useful for Chinese people with Chinese calendar.6. Easy create quick sketch.7. Easy setting of local holidays on the calendar.8. Easy setting of single reminding alarm.9. The text/images editing area is scrollable. Editing functionsuch as cut/copy/paste are supported.10. The app uses an unique text input method called 'gridwrite'.You can input characters by writing using your finger or stylus inan input panel. Learning to use gridwrite is easy. By the way, itis just like normal writing.11. Gridwrite's input panel is an one panel solution to inputtraditional / simplified chinese characters, upper-case letters,lower-case letters, numbers, a set of special characters andsymbols, so there is no need to switch panels.12.Gridwrite came with a 'RE-enhanced' auto-complete feature thatcan simplify the input of both english or chinese characters.13. Gridwrite for traditional / simplified chinese is astroke-based text input method.14. Support full text conversion between traditional chinese andsimplified chinese.15. The Gridwrite input panel is scalable.16. Hardware keyboard is an optional / experimental feature forGridwrite. Hardware keyboard's numeric keys can be used to enterchinese characters.
Planner Plus 3.41
This app has a free version called 'Planner'.Pls try the free version first. If you like the free version, it isglad that you can consider this Plus version.The Plus version covered all the features of the free version ofthis app and in addition,it contains the following new features :1. Support adding mp4 video to editing area.2. The number of note pages is unlimited in this version.3. Easy setting of multi reminder alarms.4. This version add much more new chinese characters forauto-complete.5. The material in the editing area can be saved to externalstorage such as sdcard for storage. (This function worked forAndriod OS lower than 4.4)6. The saved data can be encrypted using user-defined passwordbefore you sent to cloud or the internet. (This function worked forAndriod OS lower than 4.4)This app has a free version that you can try first.
Mapper Plus 1.71
This app has a free version called 'Mapper'.Pls try the free version first. If you like the free version, it isglad that you can consider this Plus version.The Plus version covered all the features of the free version ofthis app and in addition,it contains the following new features :1,Waypoints that created by other people can be imported to the appthrough their KML file.2. Included a round-shaped level meter.3. Estimated values for sunrise and sunset time based on the GPSlocation data. The accurary of the calculation is around +/- 10minutes with latitude between +/- 60 degree.4. Calculate the altitude and azimuth of constellations / stars /planets / messier objects based on the GPS location data andtime.
Sketch Plus 1.5
This app is the plus version of our free appsketch. It contains all features of the free app plus the following:1. Direct drawing on photo.2. Fast drawing with one click edges extraction of photo.3. Turn colored photo into black and white photo.4. One interesting feature called 'dynamic palette' is added. Withthis feature, any photo in your device can be used as a palette topaint.5. The primary and secondary color set can be custom-built byuser.
A simple to use painting and sketch tool withthe following features :1. Color mixing can be done between 12 basic colors.2. Support transparent or opaque color.3. Six brushes with different painting style.4. Support text editing on the canvas.5. Support larger than device-size canvas.6. Support direct drawing on photo.7. edges extraction of photo.8. Provide guide lines for perspective drawing.9. Turn colored photo into black and white photo.10. Environmental friendly especially for children since they donot need to touch chemicals that used in painting.11. The finished painting can be saved as PNG-formatted file ondevice storage area.
This is a timer application. It combinedtimers, stopwatches and counters in one app. This app is verysuitable for using in kitchen and cooking that you can save yourwhole cooking recipe's time settings in a file. The timer can alsobe used to control expose of the phone's camera.Features of the app includes the following :1. The number of timers/stopwatches/counters are unlimited.2. Every unit of timer can be operated as a timer, a stopwatch or acounter.3. The timers can be controlled by physical keys of the phones.This makes the functioning of the timer likes a real timer,stopwatch or counter.4. The timer can be used as trigger for the phone's camera to takephoto. When combined with 'repeat' timing mode, it can be used totake phone repeatably with fixed time period. ( ie. time-lapsephotos)5. A simple slide viewer is provided to show the 'time-lapse'photos.6. All timers setting can saved and loaded from file.7. The display precision is 1 second when the timer is under eithertimer or stopwatch mode.8. Any system time-lag during timing can be reduced by calibrationsetting. The timing error of timer is about 3 ms per second beforecalibration. You can do a calibration check using our calibrationscript on our developer's site.Note : User manual of the timer can be found by clicking 'Menu' keyor press 'H' on the main screen.