So, I don’t see it going back. Check out their features and you’ll see why Grasshopper isn’t just a phone number, it’s the virtual phone system that entrepreneurs (like me) love. And we’ve got a good set of features we’re going to continue to bring. Food delivery would be a good example there. Anodot was co-founded in 2014 by David Drai, who previously co-founded content delivery network Cotendo Inc., bought in 2012 by Akamai Technologies Inc. for over $250 million. 4) Includes revenues from the United Kingdom of $11.9 million and $9.1 million for the three months ended June 30, 2018 and 2017, respectively, and $23.5 million and $18.2 million six months ended June 30, 2018 and 2017, respectively. And the range for adjusted EBITDA is $5.2 million to $7.2 million or 4.5% to 6.5% margin. In terms of the bottom line, first quarter adjusted EBITDA of $13.3 million or 12.4% margin exceeded the midpoint of our previously issued guidance by $7.3 million. In terms of our reporting segments within total revenue B2B grew 38% year-over-year and hosted software grew 37% year-over-year. The strong relationships we forged over the years helped drive both expansion and revenue retention, which once again significantly exceeded the high end of our target range of a 105% to 115%.In terms of industry trends, year-over-year growth for retail and e-commerce was more than double the growth rate of our next fastest growing industry financial services driven by a compelling return on investment for Conversational Commerce applications.
Significantly, billable platform volume also continued to accelerate reaching a new high in March, all considered the data clearly signals the recapitalizing on a robust and rapidly growing market for Conversational AI. Considering all of those exciting trends coupled with billable platform usage continuing to accelerate beyond the fourth quarter seasonal peak it’s clear that we’re at the center of a rapidly growing market for conversational AI which is beginning to look a lot like our long-term vision. Conversational Commerce, AI assisted telehealth, innovations in customer care like social media management are all growing sources of revenue that reinforce our leadership position in the market for conversational AI. Advanced management tools – The platform has a proprietary Meaningful Connection Score (MCS) that uses AI to measure a customer’s sentiment (“feelings”) during a conversation between a customer and chatbot and provides a positive, negative or neutral score based on a phrase or punctuation. Yes, our customers want us to take all the different communication channels onto our platform and social is usually they have, it’s a handful agents to a couple hundred and so, they wanted to bring those agents and all the capabilities of our platform to automate against all the social media both direct messaging and then the public the stuff that happens in the feeds.
We didn’t have to add more agents. For larger companies, the more in-house data scientists will be involved in pricing segmentation optimization, thus increasing the need for “bring your own science” models. “We simply don’t have time to wait for answers to our questions – that’s why we are messaging each other more than ever in our personal lives. The Company does not expect the adoption of ASU 2017-04 to have a material effect on its financial position, results of operations or cash flows. We closed the quarter with $668 million of cash on the balance sheet, an increase of $14 million from the end of 2020. We’ve continued to strengthen our business we are raising guidance for 2021 revenue from our previous range of $458 million to $466 million to a new range of $460 million to $468 million or a 25.5% to 27.5% growth year-over-year. As per cash, we generated $14.6 million in free cash flow in the first quarter driven primarily by higher than expected adjusted EBITDA. The guidance range for 2021 adjusted EBITDA remains $33.5 million to $41.5 million or 7.3% to 8.9% margin. As a result, the Company is updating its guidance for 2021 adjusted EBITDA to a range of $14.8 million to $22.8 million or a 3.2% to a 4.8% margin, from a previous range of $33.5 million to $41.5 million, or a 7.3% to 8.9% margin.
As per the second quarter of 2021, our guidance range for revenue is a $112 million to $114 million or 22% to 24% year-over-year. Yes I would say we’re obviously above the top end of our guidance by about $4 million. Yes that’s hard, there was-two-part, two examples I had of the pansies. And then, about two years into it, which is normal, we had a different vision, and I was like, I have to make this thing work. I have a quick question about ARPU growth and solid growth in the quarter, so is this dynamic in part driven by some of the contract migration activity that you saw, is that mostly volume driven or you know where some of the kind of factors that play there? You know it’s an opportunity with some very large brands signed up to move their social media current implementations onto our platform. Do you know that over 67% of users on eCommerce websites abandon their shopping carts without having a look at? I would also say that the intentional strategy we have to move up market in mid-market is another factor. While the new logo growth was led by enterprise, annual contract values were also up significantly year-over-year for new logos across mid-market and small businesses.