reliable english editor online? I am encountering some problems for making my research in English, due that this is not my native language. Even though my ideas are crystal clear in my language I find it extremely hard to express them in English.

For checking issues related to grammar and syntax I have been using Proofread Bot, it is an online grammar and syntax reviewer, but their results are not so accurate. I have been checking some persons that make this task, but their fees are pretty high (almost 200 USD for a 3 pages articles); and I would not like to be paying this amount every time that I want to submit something.

Does anybody knows another software reliable english editor tools online?
Whatever spelling or grammar checkers you use, you may rely only on their ability to detect a problem, not on their suggested solutions. Alas, if your paper is not completely trivial, this applies to most human professional editors as well no matter how much they charge or how many years of experience they claim. So, in the end, it'll all come back to you no matter what. I have been writing and speaking in broken English for 20 years and the only people who complained were the undergraduate students who, as far as I can judge, would hate me even if I had spoken with perfect Cambridge pronunciation and Oxford grammar. Just write in short simple sentences and you'll be fine. It will not be an exaggeration to say that, no matter what field you are in and what subject you are writing upon, the probability that an attempt of expressing your thought in an overly flamboyant manner, including all nuances and sideline remarks into a single sentence, and alluding to the arguments described in several previous passages at once (especially when the the latter are structured similarly to the phrase under consideration and the references to them can hardly be called unambiguous), will not throw the reader off for good somewhere in the middle of an elaborate construction you have built with utmost patience and verified against all spelling and grammar tools at your disposal is nearing that of the event that a layman be able to recite a sophisticated ten page legal contract with all details including each and every involved party and covenant therein in a single outpour flowing as effortlessly and graciously as a wide river in a deep valley after a quick look at it, i.e., zero. Just make sure that your thought is clear. Then yor massage wll cam thru evn if wrds r misspld and wrng grmmar.