When comparing ABBYY Lingvo vs Lingoes, the Slant community recommends ABBYY Lingvo for most people. In the question“What are the best desktop dictionary (translation + definition lookup) programs? ” ABBYY Lingvo is ranked 3rd while Lingoes is ranked 8th. The most important reason people chose ABBYY Lingvo is:
lingvo has free dictionaries, but what it shines at, is the great number of "copyrighted dictionaries"
Ranked in these QuestionsQuestion Ranking
Pros

Pro Great set of (proprietary) dictionaries
lingvo has free dictionaries, but what it shines at, is the great number of "copyrighted dictionaries"
Pro Mobile versions available
ABBYY Lingvo also offers mobile versions of it's dictionaries for Android and iOS, though they will need to be purchased separately from their desktop versions.

Pro Ability to translate any word under cursor
by pressing ctrl + right click.
it is not stated, if this word may be a part of system's UI

Pro Appendices System (conversions and so on)
Pretty unique and nice feature: it includes Currency Converter, International Dialing Codes, International Time Zone Converter, Weights & Measures Converter and more.

Pro Text translation, not just words/phrases
The online translation service offered by Lingoes integrates the most advanced text translation engines in the world, including Systran, Promt, Cross, Yahoo, Google and Altavista, etc, which makes text translation unbelievably easy. You can freely choose these engines for your translation and compare the different results generated by different engines to help you understand the texts in languages which you are not familiar with.
Cons

Con Is not free
There are many options, that may satisfy anyone, but the app itself (and those great Lingvo's own dictionaries) is not free as it's price ranges from $39.99-$129.99.

Con Doesn't support XDXF format.
Has a collection of dictionaries on its site, but doesn't support many formats (if any).
Alternative Products
