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Side-by-side comparison · Sales & Customer Support

Instantly vs Retell AI vs Yoodli

Everything that matters when choosing between them, in one place: our rating, what each can do, what they cost, and the trade-offs.

Instantly

3.9

From $47/mo

Retell AI

4.1

From About $0.07–$0.31/min

Yoodli

4.1

From $8/mo

Comparing 3 tools, the maximum.

At a glance

Pick it if: Founders, agencies and small sales teams who send cold email to find new customers and want it to reach the inbox.

Pick it if: Service businesses and agencies that want an AI receptionist or phone agent without hiring developers.

Easiest to use

Pick it if: Professionals, founders and sales teams who want to practise pitches, presentations and hard conversations out loud.

Overview

AttributeInstantlyRetell AIYoodli
In one lineSends cold email at scale from many inboxes, warms them up, and finds leads to email.AI phone agents that answer calls, book appointments and make outbound calls.AI speaking coach: role-play pitches and hard conversations and get feedback on delivery.
Pricing modelPaidPaidFreemium
Starting price$47/moAbout $0.07–$0.31/min$8/mo
Free plan No No Yes
Works with Claude Code Yes Yes No

Rating breakdown

Our scores out of 5. The higher bar in each row is highlighted.

AttributeInstantlyRetell AIYoodli
Overall rating3.94.14.1
Ease of useHow quickly someone non-technical gets value from it.
4.0
3.5
4.5
FeaturesHow completely it covers its own job, and how well the pieces fit together.
4.5
4.5
4.0
Output qualityHow good the results are before you fix them.
3.5
4.5
4.0
Value for moneyWhat you get for the price, including the free plan.
4.0
4.0
4.0
Speed & reliabilityHow fast it is and how often it falls over.
3.5
4.0
4.0

Feature comparison

A tick means it does this today. A dash means we haven't checked.

AttributeInstantlyRetell AIYoodli
Access & platform
Free plan No No Yes
Mobile app–––
Desktop app–––
Browser extension–––
API access Yes Yes–
Teams & business
Team workspace Yes Yes Yes
Enterprise plan or SSO Yes Yes Yes
Connects to other apps Yes Yes Yes
Open source or self-hosted No No No
AI abilities
Works with your files– Yes Yes
Understands images–––
Makes images No No No
Makes video No No No
Writes code No– No
Runs agents or automations Yes Yes–
Learns your brand or style No––
Works in many languages– Yes Yes
Capabilities score5/ 177/ 176/ 17

Pricing

Plans as listed on each vendor's site when we last checked. Confirm before you buy.

AttributeInstantlyRetell AIYoodli
Plans

GrowthOur pick

$47/mo, or $37.60/mo billed yearly

Founders starting cold email.

Pay as you goOur pick

About $0.07–$0.31/min

Most small businesses and agencies.

Starter

Free

Trying it once or twice.

Growth Credits

$47/mo, or $37.60/mo billed yearly

Anyone who needs leads to email.

Enterprise

Custom

High call volumes and compliance needs.

ProOur pick

$8/mo billed yearly

Individuals practising most weeks.

Starter bundle

$94/mo, or $85/mo billed yearly

Small teams who want sending, leads and AI together.

Advanced

$20/mo billed yearly

Heavy individual users who want privacy.

Hypergrowth

$107/mo, or $85.58/mo billed yearly

Teams sending at real volume.

Business

Custom per seat, billed yearly

Sales and training teams.

Scale bundle

$194/mo, or $175/mo billed yearly

Teams that want AI to handle replies too.

Enterprise

Custom

Very large organisations.

Light Speed

$358/mo, or $286.30/mo billed yearly

Agencies sending for many clients.

Which plan to pickIf you already have a lead list, Growth is all you need to start. If you need leads too, compare Growth plus Growth Credits with the Starter bundle, which adds the AI Sales Agent for about the same money. Agencies sending for clients usually end up on Hypergrowth or Light Speed.Start on pay as you go with the free credits, build one agent for your most common call and test it on your own phone. Talk to sales only once you run thousands of minutes a month.Individuals should take Pro on the yearly plan; it is cheap and ten sessions a week is plenty. Teams wanting their own sales scenarios need Business.

Key features

AttributeInstantlyRetell AIYoodli
Standout features
  • Unlimited inboxes and warmup
  • Sequences
  • Lead database
  • Unibox
  • AI agents
  • Deliverability tools
  • Phone agents
  • Flow builder
  • Appointment booking
  • Knowledge base
  • Batch calling
  • Call analysis
  • AI role-plays
  • Delivery feedback
  • Upload real recordings
  • Custom rubrics
  • Manager dashboards

Pros and cons

AttributeInstantlyRetell AIYoodli
Pros
  • Unlimited inboxes and warmup on every sending plan
  • Easy to set up your first campaign
  • Lead database, sending and replies in one place
  • Cheaper than most rivals for high-volume sending
  • Public API for connecting to other tools
  • Natural voices and quick responses
  • Visual builder makes it usable for non-developers
  • Pay per minute with no platform fee
  • Strong reviews from small businesses and agencies
  • Very easy to start: just talk
  • Cheap personal plans
  • Covers pitches, interviews and hard conversations, not only sales
  • Feedback on real recordings, not just practice
Cons
  • Leads and AI cost extra, so the real bill is often double the sending price
  • Billing complaints in reviews, including charges after cancelling
  • Some users report campaigns landing in spam despite good warmup scores
  • The pricing page is confusing, with sending, credits and bundles sold separately
  • Email only, so no LinkedIn steps like lemlist
  • Per-minute cost varies a lot with your model and voice choices
  • Takes testing to handle real callers reliably
  • Some users want more voice and customisation options
  • Free plan is only five sessions in total
  • Delivery feedback is general unless you build custom rubrics
  • Team pricing is not public

Who each one is for

AttributeInstantlyRetell AIYoodli
Best for
  • Sending cold email campaigns at volume
  • Keeping cold email out of spam with warmup
  • Agencies running outreach for several clients
  • Finding B2B leads and emailing them in one place
  • AI receptionist for a small business
  • Booking appointments by phone
  • Answering after-hours and overflow calls
  • Outbound reminder and follow-up calls
  • Rehearsing a pitch or presentation
  • Cutting filler words and rambling
  • Practising tough conversations
  • Sales and onboarding role-plays for teams
You'll find it used by
  • Founders
  • Agencies
  • Sales teams
  • Freelancers
  • Recruiters
  • Small business owners
  • Clinics
  • Voice AI agencies
  • Customer service teams
  • Developers
  • Sales teams
  • Founders
  • Job seekers
  • Managers
  • Learning and development teams

Questions people ask

Which is better, Instantly, Retell AI or Yoodli?

They tie on our overall rating (Instantly 3.9/5, Retell AI 4.1/5 and Yoodli 4.1/5). Instantly is best for sending cold email campaigns at volume and keeping cold email out of spam with warmup. Retell AI is best for AI receptionist for a small business and booking appointments by phone. Yoodli is best for rehearsing a pitch or presentation and cutting filler words and rambling.

Which is cheaper, Instantly, Retell AI or Yoodli?

Instantly: There's no free plan. Paid plans start at $47/mo. Retell AI: There's no free plan. Paid plans start at About $0.07–$0.31/min. Yoodli: There's a free plan, and paid plans start at $8/mo.

Which is easier to use, Instantly, Retell AI or Yoodli?

Yoodli rates highest for ease of use in our scores. Professionals, founders and sales teams who want to practise pitches, presentations and hard conversations out loud.

How we compare

Ratings are our own, from using each tool, across ease of use, features, output quality, value for money, speed & reliability.

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