Stack Overflow
Stack Overflow

Questions tagged [time-trial]

25 questions
22
votes
5 answers

Need Advice on Implementing a Time-limited Trial

I'm developing a shareware desktop application. I'm to the point where I need to implement the trial-use/activation code. How do you approach something like this? I have my own ideas, but I want to see what the stackoverflow community thinks. I'm…
JimDaniel
  • 12,513
  • 8
  • 61
  • 67
6
votes
1 answer

How to Manage Offline Trial Expiration for an Android Application?

I have developed an application that I want to share with my clients. I want to share its trial, taking care of following points Application should expire (i.e. User cannot move from main activity) after 30 Days Internet connection is not required…
Abdul Rehman
  • 373
  • 6
  • 15
3
votes
1 answer

How to don't let user to use application after expiry time?

In my application I let user to buy application based of different plans, such as 2 hours free, 1 day, 1 week, and etc. I want to don't let user use the application after expiry time. I created a service and set alarm in main activity and in service…
Hesam
  • 52,260
  • 74
  • 224
  • 365
3
votes
4 answers

Foolproof trial strategy

I know there is already present similar questions on SO. But my question is more theoretical. I'm wondering, is it possible to design a foolproof trial system? By foolproof I mean such a system which cannot be cracked even if a cracker knows the…
Vanuan
  • 31,770
  • 10
  • 98
  • 102
3
votes
1 answer

Air Application affected by Computer's Set Date

I'm working on creating a 30 day free trial of my Air app. When the 30 day trial begins the current date is stored in the local encrypted database. Then the date is checked against the current date if the difference is 30 days or more the…
Adam
  • 2,632
  • 8
  • 34
  • 60
3
votes
1 answer

Application installation date

I would like to know if there is anyway to know the date at which an application was installed in an Android phone. I would like to know this in order to implement a time limited trial / demo version of an application. I could save the date on the…
MyName
  • 2,136
  • 5
  • 26
  • 37
3
votes
1 answer

Rhino License - preventing multiple trial periods

We are seeking advice from anyone that has successfully implemented Rhino Licensing in a .NET desktop application. We have successfully integrated Rhino Licensing into our C# Winforms application as per the instructions found at; Rhino Licensing At…
paligap
  • 942
  • 1
  • 12
  • 28
2
votes
1 answer

program for android market

I am getting close to finishing a program for android. While I can design it to have a trial time frame and "lock" after, I am having trouble determining how I can effectively unlock it after. As I am totally new to this type of development, I was…
scott.smart
  • 538
  • 5
  • 16
2
votes
2 answers

WP7 : Trial mode, what if the user uninstalled the App

I'm planning to implement a trial mode for my app, but just realised that the installation date has to be saved in the isolated storage and compared to the time limit I have set for my trial App. However the user can uninstall the trial App,…
user65248
  • 471
  • 1
  • 5
  • 17
2
votes
2 answers

Creating A time Bound Trial Version Of an Android App

I have seen so many threads on creating a time bound trial versions for an android apps but none of them seems to fulfill my purpose. Few days back i Launched the paid version of my app and now I want to come up with trial version which i dont want…
user1376886
  • 21
  • 2
2
votes
2 answers

How to make app identify if it was installed on this device before and if yes then when(Date)?

I am making an app.Which has a free trial version and a premium version.The free version runs as premium for 7 days and after that it will prompt user to buy premium and exit.To do so I have come up with some ideas such as: 1)Identify the device…
Mehedi
  • 394
  • 1
  • 3
  • 19
1
vote
2 answers

Setting up an Automatic Install

I am trying to set up an automatic uninstaller for a program. basically I want the program to uninstall after a certain time has passed (lets say 1 year). Is there any way I could do this? It would basically be a trial version of the…
user3589584
  • 11
  • 1
1
vote
1 answer

Prevent time cheating of Trial Product: Which Files to monitor?

I was reading on trial products and the challenge of user forwarding time before installing the product so that it will not expire for long time. One of strategies I read is checking modified time for some files and compare to current time and see…
Stefano Mtangoo
  • 6,017
  • 6
  • 47
  • 93
1
vote
1 answer

implementing trial status

I want to implement a "10 day trial status" on my application. I found this post that was made back in 2009 (I like the 3rd methos). Has anything changed in this area since 2009? Is there a better way? Post link... Creating an Android trial…
Dean Blakely
  • 3,535
  • 11
  • 51
  • 83
0
votes
2 answers

Android, How to check trial period of application is expired?

There are several packages in my application that user can select each one according to different prices. In server side I store some information of client such as device Id, Android Id and etc. Based on the package that user choose, for example…
Hesam
  • 52,260
  • 74
  • 224
  • 365
1
2