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Any account that has a prior version of Multiplicity (1, 2, or 3) registered to it will be offered a flat 25% discount for any version of Multiplicity 4.
Furthermore, if you never had a prior registration of Multiplicity, purchased Multiplicity 4, but later want to upgrade to a higher version of Multiplicity 4 (Pro, Business, etc), it will qualify for a flat 25% discount.
Note: To qualify for any discount, a prior purchase is not what is looked at - the product has to must have been registered to the account. A product is automatically registered to the email account that 1st activates it.
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However, for the public beta launch, only English will be complete. When the product is fully released, all supported languages will be updated. All who are willing to contibute contribute to this effort, or to add additional translations, can do so via the GitHub project for it
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