If you want more sales conversations, you have three main options: hire a freelance cold caller directly, work with a cold calling agency, or hire an in-house sales development rep.
They are not the same, and the right choice depends on your stage, budget, and how much control and visibility you want. This guide compares all three across cost, speed, flexibility, quality control, and risk so you can pick the model that fits.
Option 1: A freelance cold caller on a marketplace
A freelance cold caller is an independent professional you hire directly, often through a marketplace where you can compare profiles, experience, languages, and ratings.
You agree on how to pay before work starts, usually per hour, per booked meeting, or per closed deal. You only pay for the work you need.
The big advantages are flexibility and speed. You can start in days, scale up or down without long commitments, and pick someone with the exact industry experience you want. On a marketplace you can also review recorded calls and interview the caller before hiring.
The tradeoff is that you stay closer to the process. You choose the caller and review the work yourself rather than handing everything to a managed team.
Option 2: A cold calling agency
A cold calling agency runs outbound for you with a managed team, scripts, and reporting, usually on a monthly retainer.
Agencies are a strong fit for established companies that already understand their outbound motion and want to scale it without managing reps day to day.
The downsides are cost and visibility. Retainers often run into the thousands per month before you know whether outbound works for you, and you may have less insight into exactly who is calling your leads and how your product is being represented.
Option 3: An in-house SDR
An in-house sales development rep is a full-time employee dedicated to your outbound. You get maximum control and someone fully focused on your business.
But it is the slowest and most expensive option to set up. You carry salary, benefits, tools, training, and management, and it can take months to hire and ramp someone to consistent output.
This model makes the most sense once outbound is proven and core to your growth, and you have enough pipeline to justify a permanent salary.
Cost comparison
A freelance caller is usually the cheapest to start because you pay per hour, meeting, or deal with no retainer or salary.
An agency sits in the middle to high range with a fixed monthly retainer regardless of results.
An in-house SDR is the highest total cost once you include salary, benefits, tooling, and management, even though the per-hour cost of their time can look reasonable.
Speed, flexibility, and risk
On speed, a freelance caller wins. You can be calling within days. Agencies take longer to onboard, and an in-house hire can take months.
On flexibility, freelancers again lead. You can change callers, pause, or scale without penalty. Agencies lock you into retainers, and an employee is a long-term commitment.
On risk, paying per outcome with a freelancer keeps your downside small. With recorded calls and ratings you can verify quality before you spend more.
Which should you choose?
If you are early-stage, testing outbound, or want to keep spend tied to results, start with a freelance cold caller on a marketplace.
If outbound is already working and you want a managed team to scale it, an agency can be worth the retainer.
If outbound is core to your business and you have steady pipeline, an in-house SDR gives you the most control over time.
Ringg is built for the first case and grows with you. You hire individual callers directly, pay per hour, meeting, or deal, review recorded calls, and scale on your terms, without an agency retainer or a full-time salary.