Praising the people of New Zealand for their response to the attacks, the duke added: "In a moment of acute pain, you stood up and you stood together".
"You did an incredible job on a very bad day", the royal told them at the Justice and Emergency Services Precinct in Christchurch.
Anzac Day is a national holiday - similar to Memorial Day in the US - marking the anniversary of New Zealand and Australian soldiers, known as Anzacs, landing on the Gallipoli Peninsula in 1915.
Kensington Palace tweeted a video of the private meeting, in which the duke can be seen sitting at the bedside of five-year-old Alen Alsati at Starship Children's Hospital.
More than 10,000 Australian and New Zealand servicemen died in the campaign, and while it failed in its military objectives, it gave rise to commemorations of the courage and close friendship that bind the two countries.
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U.S. prosecutors said she in fact was sending the technology to Iranian company Fanamoj, which works in public broadcasting. Zarif told Reuters he was proposing "a serious dialogue" with the United States on a possible prisoner swap.
"We're evaluating how we can best support this effort and who among top Facebook executives will attend", the spokesman said in a statement sent by email.
Proceeded by a large contingent of police and watched overhead by the police eagle helicopter, the Duke of Cambridge arrived at Al Noor Mosque.
The duke also asked how quickly officers and medical staff arrived at the scene, and how quickly the attacks unfolded.
"I would like to say to the victims, you are not alone".
In the wake of the Christchurch attack, New Zealand said on Wednesday that it would work with France in an effort to stop social media from being used to promote terrorism and violent extremism.
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Wisconsin resident Manuel Franco, 24, is the victor of the third-largest Powerball jackpot in United States history. I had pretty much felt lucky... it's a weird feeling, not natural at all, ' he said at the press conference.
He will shortly travel to Christchurch to meet with first responders and spend his second day in the country speaking with those still injured and members of the city's Muslim community.
William bowed his head in memory of those who lost their lives in both the Christchurch and Sri Lanka attacks before laying a wreath at the Auckland War Memorial Museum, which the Duke and Duchess of Sussex visited recently in October.
She described how the white supremacist gunman in Christchurch, who killed 50 people at two mosques in March, had no right to livestream the attack.
The pair shared an intimate hongi [Māori nose press] and espoused the values of freedom, democracy, and peace where they attended a service in Auckland before travelling to Christchurch to meet with survivors.
Ardern spoke of Prince William's visit, noting that it will "bring comfort to those affected".
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However, Cardiff's record against the top six teams is a cause for concern and they have lost all 10 of their matches this season.