v3.26.1
Cover - shares
6 Months Ended
Jun. 30, 2026
Aug. 18, 2026
Cover [Abstract]    
Document Type 10-Q/A  
Amendment Flag true  
Amendment Description Correct errors reported in item 10 of the financial statements  
Document Quarterly Report true  
Document Transition Report false  
Document Period End Date Jun. 30, 2026  
Document Fiscal Period Focus Q2  
Document Fiscal Year Focus 2026  
Current Fiscal Year End Date --12-31  
Entity File Number 001-42644  
Entity Registrant Name IQSTEL Inc.  
Entity Central Index Key 0001527702  
Entity Tax Identification Number 45-2808620  
Entity Incorporation, State or Country Code NV  
Entity Address, Address Line One 300 Aragon Avenue  
Entity Address, Address Line Two Suite 375  
Entity Address, City or Town Coral Gables  
Entity Address, State or Province FL  
Entity Address, Postal Zip Code 33134  
City Area Code 484  
Local Phone Number 847-7835  
Title of 12(b) Security Common Stock  
Trading Symbol IQST  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   10,915,859