Finds the subscriptions you pay for in Gmail, helps cancel the unwanted ones and clears promo clutter without touching bills or official mail.
What this Grok bot does
Finds the subscriptions you're paying for in your Gmail, helps you cancel the ones you don't want, and cleans out promo clutter without touching bills or official mail.
Sub Killer at a glance
Sub Killer is an on demand inbox bot shared by @GroksRules and first listed on 2026-10-27. It works when you message it rather than on a timer, which keeps usage low. It works with Gmail. 3 independent public catalogs list it, and its x.ai share link was last checked live on 2026-10-28.
How Sub Killer compares
On our popularity score (installs, votes and how many catalogs list it), Sub Killer shares rank 464 of 556 Inbox & Calendar bots with 12 others. Its description mentions email (75% of the category), deletes (4% of the category). 136 bots in the whole catalog name Gmail. @GroksRules has shared 2 bots here, most often finance bots (1).
| Bot | What it does | Schedule · access | Compared with Sub Killer |
|---|---|---|---|
| メルマガ整理ボット@devpapago | Finds the newsletters, promos and job-site mail piling up in Gmail and unsubscribes only the ones you pick | On demandHigh access | Both cover finds, mail, gmail and ones. Same schedule and access level. |
| Inbox Bot@orpheuskaze | Keeps Gmail clean and safe with a weekly digest of important mail, a junk and promo cleanup list, and… | WeeklyConnects accounts | Both cover gmail, mail and promo. It runs weekly instead of on demand and asks for less access (email). |
| Bill Watch@McLeodAgency | Finds the bills and subscriptions in your Gmail and warns you before something is due, a free trial turns… | On demandConnects accounts | Both cover finds, bills, subscriptions and gmail. It asks for less access (email). |
Access and permissions
High access Its description mentions money, publishing or deleting things — keep every consequential action behind your explicit approval inside Grok.
- Email — Reads or acts on your email
- Deletes — Can delete, archive or cancel things
Derived from the public description. The live configuration on x.ai is the source of truth — review it before adding.
Before you add Sub Killer
- Check whether it only drafts replies or can also send, archive or delete mail before you connect your inbox.
- It can delete, archive or cancel things — test it on low-stakes data first.
- Open the x.ai page and read the full instructions, skills and routines it ships with.
Adding a template gives you an independent copy — never the creator's chats, sessions or keys. How adding a Grok Bot template works.
More from @GroksRules
Open Enrollment
@GroksRules
Helps decide whether to switch health plans at open enrollment, reading your plan documents and modeling total yearly cost with and without major care.