[Development] Is it possible to submit my Qt application for iOS to Apple App Store?

Pavel Mogilevskiy pmogilevskiy at gmail.com
Sat Jul 5 07:53:05 CEST 2014

Got it! Thanks!

On 7/5/2014 2:02 AM, Jake Petroules wrote:
> On 2014-07-04, at 06:45 PM, Pavel Mogilevskiy <pmogilevskiy at gmail.com 
> <mailto:pmogilevskiy at gmail.com>> wrote:
>> Looks like Qt 5 for iOS uses static linking. But I have commercial, 
>> closed source application. I don't want to provide source code, 
>> object files, etc.
>> If I got this right, I can't use LGPL version of Qt for iOS 
>> development and I need to by commercial one. Right?
>> Are there any exceptions in LGPL license of Qt for iOS development 
>> that allows us to use static linking?
>> --
>>  Best regards,
>>    Pavel Mogilevskiy mailto:pmogilevskiy at gmail.com
> You do NOT need to provide source code with LGPL and static linking. 
> You only need to provide the ability to re-link (i.e. object files) 
> with a different copy of said LGPL licensed code (Qt). There are no 
> special exemptions provided by Digia regarding this, so if you don't 
> want to provide the object files as required, then yes you will need 
> to purchase a commercial license.
> Keep in mind that object files are not source code. There is no harm 
> that can be done to your IP by providing them as required by the 
> license. If someone really wants to reverse engineer your application 
> or otherwise compromise or illegally redistribute it, there is nothing 
> you can do to stop them on a technical level. Copyright laws provide 
> all the protection you need. If someone attempts to redistribute your 
> IP without permission (keep in mind that if your application becomes 
> popular this will happen no matter what you do), simply issue a 
> takedown notice or file a lawsuit as appropriate.
> In any case, starting later this year you won't need to use static 
> linking on iOS anyways. That said, there are additional benefits to a 
> Qt commercial license which you can read about on Digia's website.
> Disclaimer: I am not a lawyer and this is not legal advice. Please 
> contact a qualified legal professional for more information if necessary.
> -- 
> Jake Petroules - jake.petroules at petroules.com <http://petroules.com>
> Chief Technology Officer - Petroules Corporation

   Best regards,
     Pavel Mogilevskiy            mailto:pmogilevskiy at gmail.com

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