Aol.com vs Yahoo.com

AOL is an American web portal and online service provider based in New York City. It is a brand marketed by Yahoo, Inc..
AOL was one of the early pioneers of the Internet in the mid-1990s, and the most recognized brand on the web in the United States. It originally provided a dial-up service to millions of Americans, as well as providing a web portal, e-mail, instant messaging and later a web browser following its purchase of Netscape.
AOL began in 1983, as a short-lived venture called Control Video Corporation (or CVC), founded by William von Meister. Its sole product was an online service called GameLine for the Atari 2600 video game console, after von Meister's idea of buying music on demand was rejected by Warner Bros.
In January 1983, Steve Case was hired as a marketing consultant for Control Video on the recommendation of his brother, investment banker Dan Case. In May 1983, Jim Kimsey became a manufacturing consultant for Control Video, which was near bankruptcy. Kimsey was brought in by his West Point friend Frank Caufield, an investor in the company.
On May 24, 1985, Quantum Computer Services, an online services company, was founded by Jim Kimsey from the remnants of Control Video, with Kimsey as chief executive officer, and Marc Seriff as chief technology officer. The technical team consisted of Marc Seriff, Tom Ralston, Ray Heinrich, Steve Trus, Ken Huntsman, Janet Hunter, Dave Brown, Craig Dykstra, Doug Coward, and Mike Ficco.
In February 1991, AOL for DOS was launched using a GeoWorks interface followed a year later by AOL for Windows. This coincided with growth in pay-based online services, like Prodigy, CompuServe, and GEnie.
In January 2000, as new broadband technologies were being rolled out around NYC metropolitan area, and the U.S., AOL and Time Warner announced plans to merge, forming AOL Time Warner, Inc. The terms of the deal called for AOL shareholders to own 55% of the new, combined company. The deal closed on January 11, 2001.
On May 3, 2021, Verizon announced it would sell Yahoo and AOL to private equity firm Apollo Global Management for $5 billion.

Yahoo!, Inc. is an American web program provider located in Sunnyvale, California, and owned by Verizon Media. The original Yahoo! company was established by Jerry Yang and David Filo in January 1994 and was incorporated on March 2, 1995. Yahoo was one of the leaders on the early Internet era during the 1990s. 

Yahoo! developed rapidly all through the 1990s and enhanced into a web-based portal, followed by various prominent acquisitions. The company's stock cost skyrocketed during the dot-com bubble and closed at an unsurpassed high of US$118.75 in 2000; however, after the dot-com bubble burst, it arrived at a record-breaking low of US$8.11 in 2001. Yahoo! officially rejected an obtaining offer from the Microsoft Corporation in 2008. In early 2012, the biggest layoff in Yahoo's! history was completed and 2,000 14% of their workforce employee's lost their jobs. 

Then one of the biggest Internet companies, Yahoo gradually declined starting in the late 2000s, and in 2017 Verizon Communications acquired a large portion of Yahoo's Internet business for $4.48 billion, excluding its stakes in Alibaba Group and Yahoo! Japan, which were moved to Yahoo's replacement company Altaba. Despite its decline from unmistakable quality, Yahoo domain sites are still among the most popular, ranking 10th on the planet as indicated by the Alexa rankings as of October 2019.