Currently, Google adsense is market leader in ad provider for publishers on internet, but getting a Google adsense account is really troublesome,it is very hard to get an adsense account as it requires many conditions beside site traffic, site content , life of site(at least 6 months old) etc, it is very difficult to verify the address especially for Indian users as most Indian addresses are not like their prescribed address format , it is also problem to many publishers of other countries.Even after approval your account may be disabled like for invalid clicks done by accidentally or for no known reason at all.

                                       
                                                                   But don't worry , there are many good Adsense alternatives available on internet. I am listing below some of the best alternatives to Google adsense currently in market.

1. Chitika: The best adsense alternative till date . It offers following advantages:

               

                   a)  By default the ads are contextual

                   b)  It can run along with Google adsense

                   c) Provides premium ads for US and Canada Visitors.

                   d) Min Payment $10 bu paypal and $ 50 by cheque.

                   e) Auto select best ads acoording to search terms or labels.

                   f) Ads can be set to non -contextual and can be targeted to specific keywords

                   g) Uses click prediction technology , thus making more revenue.

                   h) Earn money through referral programs.

2. Adbrite: It offers following advantages:

                  a) Many options to choose from like text, banner, invideo, inline ads.

                  b) Minimum Payment $20.

                  c) Also shows competitors ad on a beat-down eCPM , If you have other ad company.

                  d) Support inline page links .

                  e) Also accepts adult websites.

                  f) Can run along with adsense as long as you maintain a different look-and-feel.

3.Infolinks: It offers following advantages:

                    a) It serves inline ads.

                    b) Auto select best inline ads acoording to search terms etc.

                    c) It can be run along with google adsense.

                    d) Supports paypal payments 50$ minimum.

                    e) Many times better earning than adsense.

4. Clicksor : It offers following advantages:

                    a) Clicksor is one of the current leaders of the small publisher Adsense competition.

                    b) Best for small and medium size blogs .

                    c) Can run along with Google adsense but with different look.

                    d) Provides $50 minimum payout limit. Pay every 15 days on Net-15 basis.

                    e) Supports Highly contextual ads acoording to keywords.

                    f) Show ads targeted to the content of your site.

5. Bidvertiser :  It offers following advantages:

                         a) Best for making-money-online and webmasters type of sites but don't have
                              enough ad  inventory for other types of sites.

                         b) Can run along with adsense as long as you maintain a   different look-and-feel.

                         c) Pays you either in $100.00 increments by check or $10.00 increments by PayPal.

                         d) Not require you to complete any tax information or provide a social security number.

                         e) Earn money through referral programs.

So go with any of there Google adsense alternatives until you got adsense approvel.