Indonesia Tops Global Spam Call Rankings as Fraud Calls Surge
Event summary
- Indonesia had 79% of unknown calls identified as spam or fraud in 2025, the highest globally.
- Chile saw spam calls rise to 70% in six months, driven by debt collection calls.
- Truecaller identified 68 billion spam and fraud calls in 2025, with 500 million monthly active users as of March 31, 2026.
- Financial institution impersonation dominates spam calls in Indonesia and Mexico, while telco fraud is rampant in Brazil and Nigeria.
The big picture
Truecaller's data highlights a global shift toward automated spam calls, eroding trust in phone communications. The surge in fraud calls—particularly in emerging markets—underscores the need for stronger verification tools as digital interactions become more vulnerable to exploitation. The company's rapid user growth suggests rising demand for solutions in an increasingly spam-plagued landscape.
What we're watching
- Regulatory Response
- How governments will address the surge in automated spam calls, particularly in high-risk markets like Indonesia and Chile.
- Trust Erosion
- The pace at which declining trust in unknown calls will impact legitimate business communications.
- Fraud Evolution
- Whether fraudsters will adapt to evade detection as spam-blocking technologies advance.
