The third quarter of 2015 was another exciting quarter for mobile.

Q3 marked the Back-to-School season and the first full quarter after Google’s mobile-friendly algorithm update.

And it marked the release of Apple’s iOS 9, which with its support for content blocking extensions in Safari, will no doubt yield some fascinating stats in quarters to come.

Mobile Stats Q3 2015
As we launched into the second half of the year, we saw some interesting predictions for the rest of the year and beyond, as well as some interesting insights into the previous quarter.

Let’s dive right into the stats, shall we?

MOBILE TRAFFIC & USAGE

  • Mobile accounts for up to 70% of all consumer interactions with brands. (Adobe Digital Index)  [Tweet This]

  • Americans spent 3.7 hours per day on their mobile devices in Q2 2015 - a 35% increase YOY. (Yahoo)

  • Over 70% of mobile users in the U.S. and Canada will have a smartphone by the end of this year. (eMarketer)
    US Canada smartphone owners stats

  • By 2017, mobile phone shipments are estimated to reach the 2 billion mark. (Gartner) [Tweet This]
     

SEO

  • Post-Mobilegeddon, organic traffic to sites not optimized for mobile fell by up to 10%. (Adobe)

  • Among the top AdWords spenders, 83% more sites in Q2 2015 were deemed “mobile-friendly” by Google, compared to Q1.
    mobile friendliness top AdWords spenders

  • 89% of US mobile organic search traffic came from Google in both Q2 and Q3 of 2015. (Merkle | RKG)

  • 31% of top AdWords spenders' sites were mobile-friendly in Q2 2015.
     

RETAIL

  • 1 in 4 online sales were mobile this Back-to-School season. (IBM)

  • In Q3 2015, online-only sites had a conversion rate nearly 3x that of sites with physical stores. (Moovweb)

  • Mobile retail commerce in the U.S. will grow to $217.4 billion by 2019. (Javelin Strategy & Research)

  • 90% of retail shoppers use smartphones in stores. (MarketingLand) [Tweet This]

  • This Back-to-School season, for the first time, traffic from mobile devices at 49% nearly surpassed that of the desktop, which was 50%. (IBM)
    mobile search back to school season

  • Shoppers are searching 37% more inside department stores than they were last year. (Google) [Tweet This]

  • 16% of all online sales for the Internet Retailer Mobile 500 came from mobile. (Internet Retailer)

  • Digital interactions will influence 64 cents of every dollar spent in-store during the holiday season, “with people who shop on their phones, tablets and other devices while in stores more likely to make a purchase and spend more overall.” (Deloitte)

  • 43% of consumers plan to do their holiday shopping via mobile. (SessionM)
     

MOBILE PAYMENTS

  • Of consumers who don’t use their phones to make purchases, 40% say the reason is that they are concerned about the security of mobile payments. (Javelin Strategy & Research)

  • 22% of business travelers are "likely to use a mobile, cashless wallet." (Global Business Traveler Association)
    business travelers and mobile payments

  • 45% of holiday shoppers plan to use mobile payments. (SessionM)
     

APPS

  • U.S. smartphone users use an average of 27 mobile apps per month. (Nielsen) [Tweet This]

  • For the first time ever, time spent in mobile apps by the average US consumer exceeded that of tv, in Q2 2015. (Flurry)
    time spent in mobile apps exceeds tv

  • Retail shopping apps are launched only about 13 times on average before they are abandoned. (Adobe)

  • About 80% of smartphone app time is spent with a user’s top 3 apps. (comScore) [Tweet This]
     

WEARABLES

  • 97% of early Apple Watch adopters are at satisfied with the device, compared to 92% of early iPhone adopters. (Wristly)
  • For the first time, during Q3, the Apple Store saw mobile traffic to its online stores equal desktop, driven by interest in the Apple Watch. (Mobile Commerce Daily)
     

MOBILE COMMERCE

  • Smartphones accounted for 64% of all mobile device purchases made via a browser in Q2. (Ayden)

  • ⅓ of desktop sales now involve mobile prior to purchase. (Criteo) [Tweet This]

  • Mobile shoppers prefer mobile websites to native apps for all mobile shopping related activities except using stored-value cards in-store. (Forrester)
    mobile shoppers prefer mobile websites

  • Tablet conversion rates were 2.4 times as high as smartphone conversion rates in Q3.(Moovweb)

  • Smartphones will account for more than 40 percent of e-commerce transactions by 2020. (Juniper Research)

  • Nearly 1 in 4 consumers of all ages and 1 in 3 Millennials use mobile devices for online purchases. (Pitney Bowes)
    Screen Shot 2015-10-22 at 8.53.40 AM

  • 40% of U.S. and 50% of global e-commerce transactions in Q3 2015 involved multiple devices. (Criteo)

  • Smartphones’ share of online shopping purchases has increased 64% over the last year, and 30% of all online shopping purchases now happen on mobile phones. (Google) [Tweet This]

  • In Q3 2015, 61% of users who began checkout left the site without placing an order. (Moovweb)
    That wraps up the stand-out stats from Q3. Stay tuned next quarter. No doubt the holiday shopping season will yield some eye-opening mobile stats!