The six tools
1 Top pick
Apollo.io
★★★★★★★★★★ 4.7 · 8,465+ G2 reviews Best for: Teams that want prospect data and outbound sequences in one place.
✓ Why it’s here
- G2 4.7 across 8,465+ reviews
- Data + sequencing in one product a lot of SDRs already know
- Around since about 2015
! Watch out
- I didn’t verify a start price, so none is listed
- “AI sales agent” still needs a human to set the offer and list
If you want one stack for find + reach, start here.
2 Cold email volume
Instantly
★★★★★★★★★★ 4.8 · 3,644+ G2 reviews Best for: Operators whose main job is cold email at volume, not a full CRM.
✓ Why it’s here
- Highest G2 score on this list (4.8)
- Built around cold email sending and deliverability
! Watch out
- Younger company (2021 on G2) than the rest of this list
- Start price not verified here
Great when email is the whole game.
3 CRM for callers
Close CRM
★★★★★★★★★★ 4.7 · 1,719 G2 reviews Best for: Small sales teams that live on calls and want a CRM built for that.
✓ Why it’s here
- G2 4.7 across 1,719 reviews
- CRM designed around calling and pipeline, not marketing fluff
- Around since about 2013
! Watch out
- I didn’t verify a start price, so none is listed
- More CRM than “AI agent in a box”
4 Personalized outreach
lemlist
★★★★★★★★★★ 4.6 · 2,094 G2 reviews Best for: Teams that care about personalized cold email and LinkedIn-style sequences.
✓ Why it’s here
- G2 4.6 across 2,094 reviews
- Strong on personalized outreach workflows
- Around since about 2018
! Watch out
- Start price not verified here
5 Sales engagement
Reply.io
★★★★★★★★★★ 4.6 · 1,411 G2 reviews Best for: Reps who want multichannel sequences without building a custom stack.
✓ Why it’s here
- G2 4.6 across 1,411 reviews
- Sales engagement sequences across channels
- Around since about 2014
! Watch out
- Start price not verified here
- Still needs clean lists and a real offer
6 Simple CRM
Pipedrive
★★★★★★★★★★ 4.3 · 2,461 G2 reviews Best for: Owners who want a visual pipeline CRM without enterprise overhead.
✓ Why it’s here
- Long track record (around 2010)
- 2,461 G2 reviews
- Straightforward pipeline UI
! Watch out
- Lowest G2 score on this list (4.3)
- More CRM than AI SDR
- Start price not verified here
What an AI sales agent is
An “AI sales agent” usually means software that helps find prospects, write or send sequences, log activity in a CRM, or flag replies — so a human can sell more without drowning in admin.
Find + reachApollo, Instantly, lemlist, Reply.io. Built around outbound.
Pipeline CRMClose and Pipedrive. Keep deals moving once conversations start.
Honest caveats
- Ratings are snapshots. The G2 numbers come from our Oct 13, 2026 shortlist. They move, so check before you buy.
- No start prices quoted. Every price on this page is “not verified” until we check the live checkout.
- “AI” on the box ≠ booked meetings. Software doesn’t replace a clear offer or a clean list.
- Thin or brand-new AI SDR tools got cut. Quality before payout — same rule as the bookkeeper page.
FAQ
Will an AI sales agent replace my SDR?
Not by itself. These tools help with data, sequencing, and CRM hygiene. Someone still has to pick the offer, clean the list, and handle real replies.
Which one is cheapest?
I didn’t verify start prices for this list, so none are quoted here. Check each official site before you buy.
Why these six?
They’re established tools with solid G2 review volume from our Oct 13, 2026 shortlist. Newer or thinly reviewed “AI SDR” brands got cut on purpose.
Are these affiliate links?
Not yet. Every button goes to the tool’s official site. If that changes, this page will say so.
Related: browse AI employee jobs you can copy, or submit a job your AI teammate already runs.