Service comparison

21st Century Mobile vs. Aircall

21st Century Mobile vs. Aircall: uptime, incident frequency and resolution times, head-to-head.

Last 90 days · 18 incidents total · From each provider's official status page

Head-to-head

90-day summary

21st Century Mobile

21st.se

Online
- 90-day uptime
  
  99.86%
- Incidents (90d)
  
  1
  
  0 major · 1 minor
- Median resolution
  
  2h 55m
- Longest incident
  
  2h 55m
View status page →
Aircall

aircall.io

Online
- 90-day uptime
  
  96.60%
- Incidents (90d)
  
  17
  
  6 major · 11 minor
- Median resolution
  
  1h 8m
- Longest incident
  
  27h 38m
View status page →

Uptime over time

Availability across windows

Window	21st Century Mobile	Aircall	Δ
Last 24 hours	100.00%	100.00%	0.00 pp
Last 7 days	100.00%	100.00%	0.00 pp
Last 30 days	99.59%	95.23%	+4.36 pp
Last 90 days	99.86%	96.60%	+3.26 pp

Uptime is the share of each window with no incident open on the provider's official status page. Δ is percentage-point difference (21st Century Mobile minus Aircall). Higher is better.

Incidents 90-day

Severity breakdown

21st Century Mobile

1 total

0 major 1 minor
- Median resolution
  
  2h 55m
- Longest incident
  
  2h 55m
Aircall

17 total

6 major 11 minor
- Median resolution
  
  1h 8m
- Longest incident
  
  27h 38m

Recent activity

Last 5 incidents, side-by-side

21st Century Mobile
- Sep 29
  
  Messaging platform (myMSP) delivery delays
  
  2h 55m
  
  Minor
- Nov 29, 2024
  
  Delivery Issue Tele2 & Telenor (Sweden)
  
  < 1m
  
  Minor
- Mar 10, 2024
  
  Messaging platform (myMSP) delivery delays
  
  < 1m
  
  Major
- Feb 14, 2024
  
  Messaging platform (myMSP) delivery delays
  
  1h 19m
  
  Minor
- May 10, 2022
  
  Messaging platform (myMSP) delivery delays
  
  32m
  
  Minor
View all incidents →
Aircall
- Oct 17
  
  Users with connectivity issues
  
  1h 34m
  
  Minor
- Oct 13
  
  Increased Error Rate
  
  40m
  
  Major
- Oct 12
  
  Calling Issues
  
  48m
  
  Major
- Oct 7
  
  Partner Integrations Not Receiving Call Events
  
  1d 3h 38m
  
  Minor
- Oct 5
  
  Intermittent calls and SMS failures on a subset of French and Spanish numbers
  
  1h 1m
  
  Minor
View all incidents →