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Cybersecurity & endpoint protection · Alternatives
GreyNoise is a cybersecurity & endpoint protection product from GreyNoise Intelligence, Washington, priced at On request with a free plan. We compared 20 alternatives on published price, free plan, platforms and made-in-India support: 20 have a free plan, 3 are built in India.
Quick answer
The closest alternatives to GreyNoise are ManageEngine ADManager Plus (Free plan), Avast (Free plan), AVG (Free plan), Malwarebytes (Free plan) and Cloudflare One (Free plan). ManageEngine ADManager Plus is the top-ranked option with a free plan.
Indian support and GST
GreyNoise is built in United States. 3 alternatives are made in India, where GST, TDS and UPI are usually handled natively and support runs on IST.
Ranked by how closely each product matches GreyNoise's category, pricing model, platforms and business size, then by rating. Prices exclude GST.
| # | Software | Starting price | Free plan | Platforms | Made in India | Rating | Compare |
|---|---|---|---|---|---|---|---|
| — | GreyNoise (current) | On request | Yes | Web | No | 4.3/5 | — |
| 1 |  ManageEngine ADManager Plus | Free plan | Yes | Web | Yes | 4.8/5 | |
| 2 |  Avast | Free plan | Yes | Web | No | 4.6/5 | |
| 3 |  AVG | Free plan | Yes | Web | No | 4.6/5 | |
| 4 |  Malwarebytes | Free plan | Yes | Web | No | 4.6/5 | |
| 5 |  Cloudflare One | Free plan | Yes | Web | No | 4.5/5 | |
| 6 |  Burp Suite | Free plan | Yes | Web | No | 4.5/5 | |
| 7 |  Nessus | Free plan | Yes | Web | No | 4.5/5 | |
| 8 |  OpenVPN | Free plan | Yes | Web | No | 4.5/5 | |
| 9 |  Wazuh | Free plan | Yes | Web | No | 4.4/5 | |
| 10 |  SuperTokens | Free plan | Yes | Web | Yes | 4.5/5 | |
| 11 |  Proton VPN | Free plan | Yes | Web | No | 4.4/5 | |
| 12 |  Twingate | Free plan | Yes | Web | No | 4.4/5 | |
| 13 |  Detectify | On request | Yes | Web | No | 4.4/5 | |
| 14 |  Strobes | On request | Yes | Web | Yes | 4.4/5 | |
| 15 |  Clerk | Free plan | Yes | Web | No | 4.3/5 | |
| 16 |  FusionAuth | Free plan | Yes | Web | No | 4.3/5 | |
| 17 |  Frontegg | Free plan | Yes | Web | No | 4.3/5 | |
| 18 |  GitGuardian | On request | Yes | Web | No | 4.3/5 | |
| 19 |  Lansweeper | Free plan | Yes | Web | No | 4.3/5 | |
| 20 |  dmarcian | On request | Yes | Web | No | 4.3/5 |
Zoho Corporation · Chennai · Cybersecurity & endpoint protection · 4.8/5
Active Directory management.
Free plan
Free plan available
Compared with GreyNoise
Key features
Free plan
Free plan available
Free plan
Free plan available
Malwarebytes · Santa Clara · Cybersecurity & endpoint protection · 4.6/5
Anti-malware.
Free plan
Free plan available
Cloudflare · San Francisco · Cybersecurity & endpoint protection · 4.5/5
Zero trust and SASE.
Free plan
Free plan available
PortSwigger · Knutsford · Cybersecurity & endpoint protection · 4.5/5
Web security testing.
Free plan
Free plan available
Free plan
Free plan available
Free plan
Free plan available
Free plan
Free plan available
Compared with GreyNoise
SuperTokens · Mumbai · Cybersecurity & endpoint protection · 4.5/5
Open-source auth built in Mumbai.
Free plan
Free plan available
Compared with GreyNoise
The closest matches to GreyNoise on App Advisor are ManageEngine ADManager Plus (Free plan), Avast (Free plan), AVG (Free plan). They are ranked by how closely their category, pricing model, platforms and target business size match GreyNoise, then by rating. The best choice depends on your team size and budget.
Yes. 20 of the 20 alternatives listed have a free plan or are free: ManageEngine ADManager Plus (Free plan), Avast (Free plan), AVG (Free plan). Free plans usually cap users, records or transactions, so check the limits against your monthly volume.
Yes. 3 alternatives are built in India, including ManageEngine ADManager Plus (Free plan), SuperTokens (Free plan), Strobes (On request). Indian products usually handle GST, TDS and UPI natively and bill in rupees.
ManageEngine ADManager Plus is the closest match to GreyNoise in our catalogue. Key differences: Built in India (Chennai). Compare them side by side before you book a demo.
Every product listed sits in cybersecurity & endpoint protection or a category GreyNoise also covers, and GreyNoise Intelligence's own products are excluded. Prices, free plans and platforms come from each vendor's official website. App Advisor does not sell any of this software.
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