The NHS Covid app sent 520,194 close-contact alerts to its users in the week to 7 July

500,000

400,000

300,000

200,000

100,000

0

3 Feb

3 Mar

7 Apr

5 May

2 Jun

7 Jul

500,000

400,000

300,000

200,000

100,000

0

3 Feb

3 Mar

7 Apr

5 May

2 Jun

7 Jul