App before a previous on-line, the need for back-end services APP stress tests, in order to protect the user during use App good experience of this test method just like WEB products, usually, a product line, there will be great if the expected subscribers, back-end stress test must be done, then the signature of which will need to use the ios, can generally choose a developer platform Hai closed beta distribution operations.
Apple App end of the installation, are to install the downloaded App store, then measured the TF shelves and ios signature choice, because Apple App on ios system is installed must have a permit certification of operation.
Andrews closed beta is relatively simple, and relatively easy apk relative to the Apple shelves, shelves Android Market.