
Sortd
Keeping
Drag for Gmail
Gmelius
Missive
Hiver
inboxAssist
InboxAgent uses AI to read your shared mailboxes, like info@ and sales@, plus everyone's own inbox, on Microsoft 365, Gmail, Zoho Mail or IMAP. It finds the sales leads and gives each an owner on a board. Never sends from your mailbox.

LinearB
Swarmia
Jellyfish.ai
Waydev
Sleuth
GitPrime
WakaTime
DevPerform turns your GitHub data into delivery metrics, team-health signals, engagement surveys, and AI insights — see what's slow and why, in one place.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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| Website | goinboxagent.com | devperform.io |
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In their own words, as submitted to SaaSHub.


Leads arrive at info@, at sales@, and in each salesperson's own inbox, mixed in with client questions, invoices and noise. On a busy day some are never answered, and you are the one answerable when a real lead goes quiet. InboxAgent watches the mailboxes you already have, on Microsoft 365, Gmail,...
DevPerform is engineering intelligence for engineering leaders: delivery metrics and developer sentiment in one product, so when a number moves you can ask the team about it and see both answers side by side. Connect GitHub, GitLab, or Bitbucket and DevPerform computes DORA metrics, phased cycle...
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of InboxAgent yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
InboxAgent: never miss a lead in your business inbox
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing InboxAgent and DevPerform.
InboxAgent's answer
Businesses whose sales inquiries arrive by email, at shared addresses like info@ and sales@ as well as in individual inboxes. Typically service businesses that sell by email: agencies, professional services, trades and field service, suppliers and distributors.
It fits particularly well where email is the main source of leads and there is no proper place to manage them. Every lead lands on a board with an owner and the original email attached, moves through stages you name yourself, carries up to ten fields of your own, and can be exported to CSV at any time.
DevPerform's answer:
Engineering leaders — VPs, directors, and team leads — at software teams of any size, from a small startup to a large enterprise. DevPerform is self-serve, so small teams can start in minutes, and it scales to large orgs and monorepos without agents or CI changes. Any company building software on GitHub, GitLab, or Bitbucket is a fit.
InboxAgent's answer
Sales inquiries arrive in the same mailbox as invoices, supplier mail and noise. Everyone can see them and nobody owns them, so on a busy day some are never answered, and the business often finds out only when a customer goes elsewhere.
InboxAgent exists to answer one question about that mailbox: who owns this email, and has anyone actually dealt with it.
DevPerform's answer:
DevPerform was built by engineers who kept seeing the same gap: delivery dashboards that flag a slow week but can't explain it, and engagement surveys nobody acts on. Putting the two in one loop — number moves, team explains, leadership commits, next survey shows the follow-through — turned out to be the product. Launched in 2026, bootstrapped and self-serve from day one.
InboxAgent's answer
It is read-only. InboxAgent reads the mailboxes you already have and never sends mail from them, never moves a message, and never files or deletes anything. Most tools in this category work by forwarding your mail into their own system, after which your own mailbox stops being the record of what arrived. Nothing here changes your mailbox.
For Microsoft 365, Gmail and Zoho Mail that is enforced by those providers rather than promised by us. The permissions we request are read-only, so you can check it on the consent screen before you click Allow.
DevPerform's answer:
DevPerform pairs delivery metrics (DORA, cycle time, review health) with anonymous developer surveys in one product. Metrics tell you what is slow; surveys tell you why — and when a number moves you see both side by side, then close the loop: mark a survey dimension as a focus area, set a goal on it, and the next wave shows whether it worked.
InboxAgent's answer
DevPerform's answer:
It's self-serve end to end where most of this category is sales-led: an instant demo with no signup, a free public repo benchmark, public pricing from $0, and a 14-day Pro trial with no credit card. Setup reads your GitHub, GitLab, or Bitbucket metadata directly — no agents on developer machines, no CI changes — and everything ships on two public tiers with no seat minimums or annual-only contracts.
InboxAgent's answer
.NET on Microsoft Azure App Service. Microsoft Graph, the Gmail API, the Zoho Mail API and IMAP for mailbox access, all with read-only permissions. OpenAI for classification.
DevPerform's answer:
React + TypeScript frontend, Python (FastAPI) backend, PostgreSQL, deployed on Kubernetes. Data comes from the GitHub, GitLab, and Bitbucket APIs — repository metadata only; source code is never stored.
Share your experience with using InboxAgent and DevPerform. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


My emails are organized now. I dont have to scroll through emails. nice delegate agent I would say.
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