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AI tool category

Sales and prospecting: AI tools compared (11)

We checked 11 tools to find and follow up leads, 6 of them with a free tier. The best scored are Apollo.io, Oliv AI, and NioLeads. Median entry price: $49 per month.

11verified tools
55 %with a free tier
$49median price / month
73 %with an API

What sales and prospecting tools are for

AI sales and prospecting tools help you find business contacts, complete prospect records and prepare commercial conversations. They serve sales teams, independent professionals and businesses that need a consistent follow-up process. Capabilities differ across products: some locate contact details, while others draft personalised outreach or summarise meetings. Before using them, you might search several sources, copy details into your CRM and write each follow-up from scratch. With an appropriate setup, you can begin with an enriched record and a contextual draft, then check both before contacting anyone. Apollo.io helps find companies and professional contacts. lemlist supports personalised messages and scheduled follow-up sequences. Oliv AI transcribes sales meetings and summarises next actions. These tools can organise preparation and record keeping. You still need to decide whether a prospect is relevant, whether the information is accurate and whether the proposed message deserves to be sent.

Example uses:

  • Find professional contacts that match your target market, then confirm their responsibilities before preparing an outreach message.
  • Complete a prospect record with relevant company information so you can understand the context before making contact.
  • Draft a personalised message using verified facts and connect your proposal to a clearly identified business need.
  • Schedule follow-ups that reflect previous exchanges and stop the sequence when the recipient sends a reply.
  • Summarise a sales meeting to capture objections, commitments and the next actions that belong in your CRM.

Our picks by need

These picks follow simple rules applied to the verified data, with no partnership or affiliate link:

  • Best scored : Apollo.io. 75/100 on our access and transparency grid.
  • Cheapest paid option : WAPlus. First plan at $12.99 per month.
  • To keep data in Europe : lemlist. Data hosted in the European Union.

The main tools at a glance

Apollo.io 75/100

Apollo.io helps sales teams find companies and business contacts. It supports enriching prospect contact details, preparing personalized outreach messages and scheduling sequences of follow-up communications for sales prospecting. Features: Find companies and business contacts; Enrich prospect contact details; Prepare personalized outreach messages. Entry price: $49 per month, with a free tier. Runs on: web browser, browser extension, API, and Slack. Data hosting: Several regions.

Oliv AI 58/100

Oliv AI transcribes sales meetings and summarizes discussions for sales teams. It identifies next actions, updates CRM records and flags risks in ongoing deals for those teams. Features: Transcribe sales meetings; Summarize discussions and next actions; Update CRM records. Entry price: $19 per month, with a free tier. Runs on: web browser.

NioLeads 58/100

NioLeads helps prospecting teams find business email addresses and collect contacts from Sales Navigator or Apollo. It also lets users verify email address lists and export collected contacts. Features: Find business email addresses; Extract leads from Sales Navigator; Extract contacts from Apollo. Entry price: $29 per month, with a free tier. Runs on: web browser, browser extension, and API.

lemlist 55/100

lemlist helps sales teams find prospect contact details and personalize outreach messages. It also lets them schedule follow-up sequences, track replies and results, and check email deliverability. Features: Find prospect contact details; Personalize outreach messages; Schedule follow-up sequences. Entry price: $55 per month. Runs on: web browser, browser extension, and API. Data hosting: European Union.

Clay 55/100

Clay helps sales teams enrich prospect records using multiple providers. It supports company research, personalized outreach messages, data synchronization with a CRM and tracking changes in contacts’ jobs. Features: Enrich prospect records using multiple providers; Research information about companies; Personalize outreach messages. Entry price: $185 per month, with a free tier. Runs on: web browser and API.

Reply 53/100

Reply helps sales teams find contacts, enrich their details and create prospecting sequences. It lets users personalize messages with AI, automate multichannel follow-ups, centralize prospect replies and schedule sales meetings. Features: Find and enrich professional contacts; Create prospecting sequences; Personalize messages with AI. Runs on: web browser, browser extension, and API. Data hosting: Several regions.

WAPlus 53/100

WAPlus serves teams managing customer conversations on WhatsApp. It organizes chats, schedules messages and follow-ups, automates common replies, translates exchanges, synchronizes conversations with a CRM and imports or exports contacts. Features: Organize WhatsApp conversations by tabs and labels; Schedule messages and follow-ups; Automatically answer common questions. Entry price: $12.99 per month, with a free tier. Runs on: web browser and browser extension.

Gong 45/100

Gong helps sales teams transcribe conversations and summarize calls. It analyzes discussed topics, tracks sales-related information, translates transcripts and summaries, and exports reports covering the calls they conduct. Features: Transcribe sales conversations; Summarize calls; Analyze the topics discussed. Runs on: web browser and API. Data hosting: Several regions.

Regie.ai 38/100

Regie.ai researches prospects, enriches business contact details and writes personalized messages. It serves sales teams that want to organize follow-ups and make calls through an integrated dialer. Features: Research information about prospects; Enrich business contact details; Write personalized messages. Free tier available. Runs on: web browser and browser extension. Data hosting: United States.

Clearbit 33/100

Clearbit supports sales teams in enriching company and contact records. It identifies companies visiting a website, classifies leads by their characteristics, routes them to sales teams, and exports enriched audiences. Features: Enrich company and contact records; Identify companies visiting a website; Classify leads by their characteristics. Runs on: web browser and API.

The category in figures

Of the 11 tools in the category, 6 (55%) offer a free tier, 73% have a public API and 3 have a French interface. The median entry price, per month, is $49 (across 7 tools with a published price). 5 disclose where data is hosted, 1 of them in Europe or on device.

Apollo.ioApollo.io : 7575Oliv AIOliv AI : 5858NioLeadsNioLeads : 5858lemlistlemlist : 5555ClayClay : 5555ReplyReply : 5353WAPlusWAPlus : 5353GongGong : 4545Regie.aiRegie.ai : 3838ClearbitClearbit : 3333
Access and transparency score out of 100 (access, openness, trust), not a quality score.
United StatesUnited States : 11European UnionEuropean Union : 11Several regionsSeveral regions : 33Not disclosedNot disclosed : 66
Number of tools by hosting declared in their privacy policy.

All sales and prospecting tools

Click a header to sort. Data checked on official sites, October 24, 2026.

ToolFreeEntry priceAPIDataScore
Apollo.io
Apollo.io helps sales teams find companies and business contacts. It supports enriching prospect contact details, preparing personalized outreach mess
Yes$49 per monthYesSeveral regions75
Oliv AI
Oliv AI transcribes sales meetings and summarizes discussions for sales teams. It identifies next actions, updates CRM records and flags risks in ongo
Yes$19 per monthYesNot disclosed58
NioLeads
NioLeads helps prospecting teams find business email addresses and collect contacts from Sales Navigator or Apollo. It also lets users verify email ad
Yes$29 per monthYesNot disclosed58
lemlist
lemlist helps sales teams find prospect contact details and personalize outreach messages. It also lets them schedule follow-up sequences, track repli
No$55 per monthYesEuropean Union55
Clay
Clay helps sales teams enrich prospect records using multiple providers. It supports company research, personalized outreach messages, data synchroniz
Yes$185 per monthYesNot disclosed55
Reply
Reply helps sales teams find contacts, enrich their details and create prospecting sequences. It lets users personalize messages with AI, automate mul
Nonot publishedYesSeveral regions53
WAPlus
WAPlus serves teams managing customer conversations on WhatsApp. It organizes chats, schedules messages and follow-ups, automates common replies, tran
Yes$12.99 per month–Not disclosed53
Gong
Gong helps sales teams transcribe conversations and summarize calls. It analyzes discussed topics, tracks sales-related information, translates transc
Nonot publishedYesSeveral regions45
Regie.ai
Regie.ai researches prospects, enriches business contact details and writes personalized messages. It serves sales teams that want to organize follow-
Yesnot published–United States38
Clearbit
Clearbit supports sales teams in enriching company and contact records. It identifies companies visiting a website, classifies leads by their characte
Nonot publishedYesNot disclosed33
SmartWriter
SmartWriter helps prospecting teams write personalized introductions using LinkedIn profiles or company websites. It processes lead lists imported as
No$49 per month–Not disclosed33

Also useful

These tools belong to another category but also cover this need:

  • Sybill Sybill supports sales teams by recording and transcribing meetings. It summarizes discussions and next steps,
  • Avoma Avoma helps teams record and transcribe meetings and calls while identifying participants. It summarizes decis
  • Chatfuel Chatfuel lets businesses automatically answer customer requests and qualify leads within conversations. It als
  • Tidio Tidio lets customer service teams automatically answer customer questions and transfer conversations to an adv
  • FastBots.ai FastBots.ai lets customer service teams create a chatbot from documents and web pages. It answers visitor ques
  • SiteSpeakAI SiteSpeakAI lets businesses create an agent using company documents to answer website visitors. It collects co
  • Bardeen Bardeen helps people build prospect lists using information from web pages. It extracts information, enriches
  • Voyp Voyp serves people placing calls from written instructions. It books tables or appointments, navigates phone m
  • Relevance AI Relevance AI lets teams build agents without writing code and have multiple agents cooperate. They can connect
  • GaliChat GaliChat lets website managers create an assistant from web pages and files. It embeds a chat window, collects
  • Durable Durable is for businesses wanting to generate a website and edit its pages using instructions. It also support
  • Mutiny Mutiny helps sales teams create personalized sales materials and pages for prospects. It reuses brand document

Choosing well and avoiding pitfalls

Assess contact relevance within your own market and check a sample before importing a larger list. For outreach, test writing quality, factual grounding and French support if your audience needs it. Review CRM connections, duplicate handling, exports and reply synchronisation. Sequences should support dependable stopping rules and your contact exclusions. Ask how data is sourced, refreshed and deleted. Compare the charging units as well: searches, enrichment requests, credits, user accounts or sequencing features may be treated differently. Choose a setup your team can monitor without losing track of who has been contacted.

Contact details can be stale, and generated personalisation may invent a prospect’s priorities or projects. Verify important facts and avoid wording that implies a relationship you do not have. Poorly configured sequences may continue after a reply or an objection. Test stopping rules and maintain exclusion records. Access to a professional address does not settle whether your intended use is appropriate. Check the rules that apply to your outreach and retain information about where the data came from.

To compare with the cost of using an AI model directly, see the API price calculator.

Free or paid?

Free offers commonly provide restricted searches, enrichment requests or writing trials. They are useful for checking whether the available contacts match your target audience. Paying may become worthwhile for regular use, CRM synchronisation or shared sequencing workflows. Review how credits are consumed and whether exports are restricted before building your prospecting process around a particular service.

Tools in the category with a free tier: Apollo.io, Oliv AI, NioLeads, Clay, WAPlus, and Regie.ai.

For which jobs?

The profiles that use these tools most, based on the use cases documented by publishers: sales teams, marketers, small business owners, content writers, recruiters and HR, and customer support.

Frequently asked questions

What is the best tool to find and follow up leads?

On our access and transparency grid, Apollo.io (75/100), Oliv AI (58/100), and NioLeads (58/100) come first. Test two of them on your own examples: output quality depends a lot on your case.

Are there free tools?

Yes, 6 of 11 tools have a free tier, often limited in volume: Apollo.io, Oliv AI, NioLeads, and Clay.

Are the contact details guaranteed to be current?

No. People change roles, companies and professional addresses. Verify important contacts and review the results of your initial outreach. Ask the provider how records are refreshed. Treat an enriched profile as information to check, particularly when it determines who receives a message or what your message claims.

Can I automate the whole outreach process?

Some products let you prepare and schedule sequences. Keep review steps for targeting, factual claims and stopping conditions. Each message should fit the recipient’s actual circumstances. You also need a process for handling replies and removal requests before a campaign starts, rather than after unexpected messages arrive.

How can I judge whether personalisation is useful?

Check whether it uses an accurate fact that matters to your proposal. An unrelated detail can make a message longer without making it relevant. Compare the conversations produced by comparable outreach groups and retain the message versions. Assess the quality of the resulting discussions, alongside the text itself.

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Neutrality. No affiliate links. No vendor pays to be reviewed, rated or ranked. Reviews are directed by François Chollet, neutral and factual, and every data point is dated and sourced. How we score