Comparison

CERTAS multicall vs Alertify

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

CERTAS multicall

Features
Read full description

We see what you don’t see, and it keeps a cool head when things get serious. The CERTAS multicall app enables you to alert everyone needed at the same time, such as company management, crisis units, technicians and your own employees, with a pre-recorded voice message. CERTAS multicall app – fast mobilisation of people and emergency services needed in a crisis Your benefits with the CERTAS multicall app – fast, user-friendly and secure: - Trigger mass notification/information at the push of a button - Receive push notifications when an alarm is active - Acknowledge notifications (received or declined) - Access to notification history over the past 30 days - Display availability of recipient, logging in and logging out - App languages: German, English, French and Italian In a crisis situation, such as a natural disaster, fire, demonstration, technical fault, gas leak or flood, Certas will take care of all the necessary organisational matters, so our customers can take the first emergency response measures without delay. Predefined groups are notified with a pre-recorded voice message, and mobilised if necessary. Customers can trigger this themselves in the CERTAS multicall app – but we remain available 24/7. Copyright: Certas AG, 8003 Zurich

About

Alertify

Features
Read full description

Quando le situazioni si manifestano in un grado di emergenza gli eventi accadono rapidamente. Spesso non c’è tempo per lunghe telefonate a ricercare il personale necessario. Con Alertify potete ridurre i tempi di reazione e allertare le squadre di emergenza in modo rapido e mirato.

Screenshots

CERTAS multicall2 screens
Alertify4 screens

Verdict

The call

The clearest difference is update cadence: Alertify at every 8 days against CERTAS multicall's every 6 months. CERTAS multicall's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

CERTAS multicall ships an update every 6 months, Alertify every 8 days. The most recent releases landed on September 20, 2026 and October 2, 2026 respectively.

Scorecard2 real differences Β· 4 level
CERTAS multicall versus Alertify: the parameters behind the verdict, then further details
ParameterCERTAS multicallAlertify
PriceFreeFree
Update frequencyEvery 6 monthsEvery 8 days β€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod β€” betteriPhone, iPad
Requires iOS15.0 β€” better17.0
Further details β€” not scored
Size81 MB13 MB
Age rating4+4+
DeveloperCertas AGSertus Group SA

In-app purchases

None

CERTAS multicall

No in-app purchases

None

Alertify

No in-app purchases

Questions

Is CERTAS multicall free?
CERTAS multicall is free to download, with no in-app purchases.
Is Alertify free?
Alertify is free to download, with no in-app purchases.
Do CERTAS multicall or Alertify have ads?
Neither CERTAS multicall nor Alertify shows ads.
Which is updated more often, CERTAS multicall or Alertify?
CERTAS multicall ships an update every 6 months, and Alertify every 8 days. Most recently, CERTAS multicall was updated on September 20, 2026 and Alertify on October 2, 2026.

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