Instagram comment bot:
what is safe and what gets accounts flagged.
People use "comment bot" for two very different things. One posts comments on other people's content to get attention. The other answers the comments people leave on your own posts. They carry very different risk, and only the second is something an approved tool does.
Free plan, no card, no password needed · Last updated October 12, 2026
- 1,000 DMs / month
- Free plan
- $3 / month
- Paid plans from
- Instagram login
- Connects via
- Never
- Password needed
Two kinds of comment bot
| Type | What it does | How it works with Instagram's rules |
|---|---|---|
| Mass-commenting bot | Posts comments on other people's posts or Reels. | Often needs your password or an unofficial login. Instagram treats mass automated commenting as spam, and accounts using it are commonly restricted. |
| Comment-to-DM automation | Sends a DM when someone comments a keyword on your own post or Reel. | Works through Instagram's official API, and only reaches people who interacted with you. |
| Comment auto-reply | Answers comments on your own content automatically. | Allowed for approved tools on content you own, within Instagram's limits. |
What can trigger a DM
| Trigger | What happens | Good to know |
|---|---|---|
| Comment keyword on a post or Reel | The commenter gets a private reply (DM) with your link, file or question. | Instagram allows one private reply per comment, within 7 days. |
| Story reply | A DM answers the reply. | Story automation is included on every plan. |
| Story mention | A thank-you or offer is sent to the person who tagged you. | Story automation is included on every plan. |
| Incoming DM | A keyword or flow answers the message. | Instagram's 24-hour messaging window applies after their message. |
Rules every tool has to follow
These come from Meta's developer documentation and apply to all Instagram DM tools, including ReplyKaro.
- A comment can receive one private reply, sent within 7 days of the comment.
- Your account must be an Instagram Professional account (Business or Creator).
- After the person replies, the standard 24-hour messaging window applies.
- Meta caps private replies per hour. A good tool sends within that cap and queues the rest instead of failing.
- Tools that ask for your Instagram password, or run through a browser extension, are outside Meta's rules.
How sending limits work
Instagram caps how many private replies an app can send each hour. ReplyKaro sends below that cap by default: 180 DMs an hour on the Free plan, 200 on Starter and up to 300 on Pro. If a Reel goes viral and comments arrive faster than that, they are queued and sent as capacity allows, as long as they are inside Instagram's 7-day window.
Try it on your own account. Free plan, no card, no password needed.
Start freeHow ReplyKaro keeps your account within Meta's rules
- It connects with Instagram's official login. It never asks for your password and does not use bots or browser extensions. ReplyKaro's business is verified by Meta as a Tech Provider.
- It only messages people who commented a keyword, replied to your Story, mentioned you or messaged you.
- It sends below Meta's hourly cap and queues the rest.
- You can pause any automation, and take over any chat yourself.
- No tool can guarantee an account will never be restricted. Keep messages relevant and avoid repeating identical text to large audiences.
ReplyKaro is not affiliated with or endorsed by Meta or Instagram.
Signs a tool is unsafe to connect
- It asks for your Instagram password instead of using the official login.
- It promises to message or comment on people who never interacted with you.
- It promises a number of followers or comments by a date.
- It does not say which official permissions it uses or how to disconnect it.
Set up a safe comment-to-DM automation
- 1
Sign in with Instagram
Use a Business or Creator (Professional) account. ReplyKaro uses Instagram's official login and never asks for your password.
- 2
Choose where it triggers
Pick a post or Reel.
- 3
Set the keyword
For example LINK, PRICE or INFO. Add the spelling variations your audience types as extra keywords.
- 4
Write the DM
Add your link, file or first question. Optionally turn on Follow-Gate.
- 5
Test, then go live
Comment the keyword from a second account, check the DM and the link, then leave it running.
What customers say on Trustpilot
78% 5-star · 22% 4-star · as of October 5, 2026
Indi website with a friendly UI and competitive prices. You can try their free version before commiting. The payment process is trustworthy (already finished one month subscription and upgraded to a yearly one)
Marion Getto · DE · Oct 3, 2026
I have been using for a few days now. Very smooth experience and very affordable plans. Same features are 30 times in other companies. Keep up the good work!! 👍
Ravinder Rawat · IN · Sep 23, 2026
It’s been pretty good I’ve been using it since two months. And they are very responsive when I reach out to them!
Hrithika · IN · Sep 20, 2026
Reviews are quoted as written by the reviewers. Read all on Trustpilot
Frequently asked questions
Is an Instagram comment bot safe?
It depends on the kind. A tool that connects through Instagram's official login and only answers people who commented on your own posts is within the rules. A bot that logs in with your password or mass-comments on other accounts can get an account restricted.
Can ReplyKaro comment on posts from other accounts?
No. It only acts on your own account's posts, Reels and Stories, and only for people who interacted with you.
Does ReplyKaro need my Instagram password?
No. You connect with Instagram's official login, and you can disconnect at any time from Instagram or from ReplyKaro.
Is ReplyKaro safe for my Instagram account?
ReplyKaro uses Instagram's official API with Instagram login, never asks for your password and sends below Meta's hourly cap. ReplyKaro's business is verified by Meta as a Tech Provider. It only messages people who interacted with you. No tool can guarantee an account will never be restricted, so keep messages relevant.
How much does ReplyKaro cost?
There is a free plan (1 Instagram account, 3 active automations and 1,000 DMs a month). Paid plans start at ₹99 a month in India or $3 a month elsewhere, and Pro (₹299 (India) or $9 a month with unlimited automations and DMs) removes automation and DM caps. See the pricing page for every plan.
Do I need an Instagram Professional account?
Yes. Instagram only allows automation tools to message through Business or Creator accounts. Switching is free in Instagram settings.
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