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ACI Worldwide vs Global Tel*Link

ACI Worldwide has 5 complaints in the last 12 months and Global Tel*Link 46.

ACI Worldwide
Global Tel*Link
ACI WorldwideGlobal Tel*Link
Response Score-40/100
Complaints, last 12 months546
Change on the year beforenew+48%
Answered on time100%93.5%
Closed with relief0%15%
Closed with money back0%15.2%
Complaints, all time48122
Top problemOther service problemOther transaction problem
Visitors' rating--

Highlighted: the better figure. Bigger companies get more complaints, so compare the shares and the trend rather than the totals.

ACI Worldwide by month

Global Tel*Link by month

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Complaint records are public consumer complaints filed with U.S. regulators, checked (newest received Nov 15, 2026). Complaints are consumers' own accounts and are not verified; counts grow with a company's size. How the data works

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