Deslus.

All-in-one or a stack: the moment one seat stops being enough

Assembling four tools is a project. Buying one is a compromise. Here is the threshold where the answer flips.

Louis Deslus 18 Sept 2026
Zeliq All-in-one prospecting. Read the tool page for what it costs and what it is not for.

Every prospecting operation is either one seat that does everything badly enough, or four specialists that each do one thing well and need someone to hold them together. Both answers are correct, at different moments, and the mistake is not choosing the wrong one. It is not noticing when the moment has passed.

What one seat actually gives you

Speed to first campaign, and one invoice. A tool like Zeliq carries its own search, so the Sales Navigator subscription can go, a waterfall for emails and mobiles, and multichannel sequences, all behind one login at 59 dollars a month with 750 credits. Credits do not expire, and a phone number costs ten of them against one for an email, which is the standard rate across the category.

The underrated part is organisational. Four tools means four people learning four interfaces and four places where a campaign can be misconfigured. One seat means the person who owns prospecting owns all of it, and can actually be held responsible for the result.

What you give up

Depth on every axis, and the freedom to change one piece without changing everything. The data will be behind a dedicated provider. The sending will be behind a dedicated sender. Neither gap matters at small volume, and both become the whole problem at large volume.

The threshold

It flips when one step starts limiting the others. Three symptoms, and one is enough: the data coverage is now the reason campaigns underperform, so you are paying for sequences you cannot fill. Or the sending volume has hit a ceiling and deliverability is being managed by hope rather than by infrastructure. Or you are exporting CSVs between systems more than once a week, which means the all-in-one has already stopped being all-in-one.

Notice what is not on that list: team size, revenue, or how serious you feel. Plenty of large teams are fine on one seat, and plenty of solo founders need a real sender because they send real volume.

The order to break it apart

Split the sending first. It is the piece where the damage is irreversible, because a burned domain does not come back, and the cost of a dedicated sender plus infrastructure is a few dozen dollars a month. Then split the data, because that is where cost per usable contact hides and where a specialist beats a bundle by the widest margin. Keep the sequences and the light CRM in the all-in-one for as long as they are not hurting.

Splitting everything at once is how teams end up with four tools and nobody responsible for the pipeline. One piece at a time, with a measurement before and after, or you will not know which change did what.

The free tier is a real test

Zeliq starts free with up to a hundred leads a month and two active email sequences. That is enough to answer the only question that matters before paying: does its database actually cover your market. Run it against twenty companies you know intimately and count what it gets right. Coverage on your own segment is the only benchmark that predicts anything, and it costs nothing to run.

The hidden cost of the stack you were going to build

Four suppliers means four renewal dates, four support channels and four places where a price change lands without warning. It also means somebody owns the glue, and that person is rarely named. Before splitting anything, decide who that is. A stack without an owner does not stay assembled, it silently reverts to one person exporting spreadsheets.

One thing to check in the contract

Whether the credits expire. Here they do not, and their pricing page says so in the title. In a category where most balances reset monthly, that single term is worth more than a headline discount, because it converts a subscription you must consume into a balance you can spend when the campaign is actually ready.

Where these numbers come from