An offer that promises guaranteed returns with no risk is not an opportunity — it is a warning sign. Crypto and investment scams often look completely professional. They have slick websites, testimonials, and sometimes even celebrity endorsements (real or deepfaked). The red flags below are the patterns that separate legitimate opportunities from scams.
The red flags
1. Guaranteed returns with no risk
Every legitimate investment carries risk. If an offer promises guaranteed high returns with "no risk," it is a scam. The closer the pitch sounds to "risk-free money," the more careful you should be. Real investment firms warn you about risk; scammers promise you wealth.
2. Celebrity or public figure endorsements
Scammers use the names and images of well-known people without their permission. A "CEO" appearing in a video may be a deepfake — see our deepfake scams article for how to tell. Before you invest based on a celebrity endorsement, verify it through the celebrity's official channels. If they are not talking about it, the endorsement is fake.
3. Pressure to act fast
"Limited time offer" and "prices going up tomorrow" are designed to prevent you from doing your research. Real investment opportunities do not vanish if you take a day to check them. Scammers create urgency to bypass your judgment.
4. Unclear or fake business model
The pitch talks about "AI-powered trading," "proprietary algorithms," or "blockchain revolution" without explaining how the investment actually makes money. If you cannot understand how the business works, you cannot verify whether the returns are real. Look for a clear, verifiable explanation of the revenue model.
5. Demands for cryptocurrency or untraceable payment
Scammers prefer cryptocurrency, gift cards, or wire transfers because these payments are nearly impossible to reverse. If the platform demands payment through a method that offers no consumer protection, treat it as a scam. Real investment platforms accept bank transfers and credit cards.
6. Fake social proof and fake reviews
The website shows testimonials from "satisfied investors" with photos pulled from unrelated sources. The app has thousands of five-star ratings that were bought. Check the reviews on independent sites and search the platform name plus the word "scam." If you see a pattern of complaints about withdrawals being blocked, that is evidence of a scam.
7. Difficulty withdrawing funds
This is the most common complaint after the fact. The platform welcomes your deposits, but when you try to withdraw, there are "fees," "verification delays," or "minimum balance requirements" that you never heard about during the pitch. The inability to withdraw your money is the moment the scam fully reveals itself.
What to do if you suspect a scam
- Stop all communication. Do not send more money, even if they promise to unlock your funds.
- Report the platform. File a complaint with the FTC at ReportFraud.ftc.gov and the FBI IC3 at ic3.gov.
- If you paid by credit card or bank transfer, contact your card issuer or bank immediately to dispute the charge.
- If you sent cryptocurrency, the transaction is likely irreversible. Report it anyway — law enforcement can sometimes trace the funds.
- If you shared personal information, use the steps in our identity theft response guide to protect your accounts.
The honest rule
If an investment sounds too good to be true, it is. That is not cynicism — it is the single most reliable warning in finance. The scams that look the most professional are the ones that cause the most damage. Run the red flags above. If two or more fit, keep your money.
Quick answers
What is the biggest red flag of an investment scam? Guaranteed returns with no risk. Every legitimate investment carries risk, and anyone who tells you otherwise is selling something.
Can scammers use deepfakes to make fake endorsements? Yes. AI-generated videos and audio are increasingly convincing. Verify endorsements through the official channels of the person supposedly endorsing the investment.
What should I do if I cannot withdraw my money? Stop sending more money immediately, report the platform to the FTC and IC3, and contact your bank or card issuer to dispute any payment you made.
How do I check if an investment platform is legitimate? Search the platform name plus "scam," "complaint," and "review." Check with your country's financial regulator (SEC in the US, FCA in the UK). If the platform is not registered, it is operating illegally.
Sources and further reading
Written by Hassan Arshad, founder of UsefulOrbit. Last updated August 31, 2026.