Mitel Communications Director is ranked 16th in Unified Communications while ShoreTel Sky is ranked 14th in Unified Communications. Mitel Communications Director is rated 9.0, while ShoreTel Sky is rated 7.8. The top reviewer of Mitel Communications Director writes "An easy to use product. Numerous applications are available for it". On the other hand, the top reviewer of ShoreTel Sky writes "Great product, always adapting". Mitel Communications Director is most compared with , whereas ShoreTel Sky is most compared with .
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