Atera vs NinjaOne vs Syncro: the honest three-way comparison for one to five technician MSPs

Pairwise comparisons hide the one thing a small MSP actually needs to know: which of the three is cheapest and least painful for a shop your size, not which beats which in a vacuum. Read Syncro against Atera, then NinjaOne against Atera, then Syncro against NinjaOne, and you finish with three half-answers that never add up. This piece puts Atera vs NinjaOne vs Syncro side by side for teams of one to five technicians, whether the machines belong to clients or to your own company. It covers real totals, the features that matter, support as reviewers describe it, and the part every versus page skips: how hard it is to leave.

Three pricing models, three different bets on your growth

These vendors do not just charge different amounts. They charge for different things, and that matters more than the headline number.

• Atera: per technician. You pay for each person who logs in, with unlimited devices. Endpoint growth is free; hiring is not.
• NinjaOne: per device, quote only. No public price list. Buyers report per-device figures that fall as volume rises, often with minimums. Hiring is free; endpoint growth is not.
• Syncro: per user. A bundled RMM and PSA priced per seat. Similar shape to Atera, with PSA included from the start.

The per-technician model rewards shops that add clients faster than staff. The per-device model rewards shops that add staff faster than clients. Most small MSPs are the first kind, which is why the choice is less neutral than it looks.

What each costs at 100, 250 and 500 endpoints

The table below assumes a three-technician shop on monthly billing. Atera and Syncro figures are based on published list prices at the time we checked, rounded; NinjaOne is quote only, so we use roughly $3 per device as an illustrative midpoint of the ranges buyers report. GBP is converted at roughly 0.79 and excludes VAT. Prices change: treat this as arithmetic to rerun with your own quotes, not a price list. Our GBP pricing breakdown by endpoint tier goes deeper on the UK side.

Two things jump out. NinjaOne is the cheapest at low device counts and the most expensive by some distance at 500. And the per-seat vendors look flat, until you add a fourth technician and watch the whole line move by a seat's worth.

Feature comparison: where the real differences are

Patching, including third-party

All three patch Windows competently. The gap is third-party. NinjaOne has the broadest and most mature third-party catalogue of the three, and reviewers consistently rate its patching highly. Atera and Syncro both cover the common applications, but reviewers report more gaps and more manual work for anything unusual. If you are weighing this seriously, our guide to third-party patch management for MSPs sets out what to test.

Scripting and automation

Each runs PowerShell and has a shared script library. NinjaOne's policy-driven automation is the most granular, which is a strength if you have time to build it and a burden if you do not. Syncro's scripting is well regarded among smaller shops for being approachable. Atera leans on its AI features and a community script library, useful for quick wins, thinner for complex conditional logic.

Integrated PSA, or the lack of it

This is the dividing line. Syncro was built as RMM and PSA together: tickets, invoicing and time tracking are native. Atera includes ticketing and basic billing in the same product. NinjaOne has added ticketing, but many MSPs still pair it with a separate PSA such as HaloPSA, which means a second bill and an integration to maintain. If you are unsure how much PSA you need, what a PSA actually does is a useful starting point.

Support responsiveness

We will not put a number on this, because review platforms do not publish one you could check. The recurring themes in verified G2 reviews and Reddit threads are consistent, though. NinjaOne support is praised more often than it is criticised. Atera attracts a steadier stream of complaints about slow escalation and ticket bounce, which we covered in our Atera alternatives comparison. Syncro reviews are mixed, with praise for the community and frustration about response times on harder issues. None offer UK-hours support as a matter of course, which matters if your worst days start at 8am.

Migration effort: the column nobody includes

You will make this decision off a two-week trial and live with it for years. So the cost of leaving belongs in the comparison.

• Leaving NinjaOne: the heaviest lift. Granular policies and conditions do not export as anything another platform understands, so you rebuild them. Scripts come across more easily than the logic that triggers them. Our NinjaOne migration guide walks through it. Skip the policy audit and you will discover missing alerts the hard way.
• Leaving Atera: moderate. Agents redeploy cleanly by script, but ticket history and contract data need exporting and reshaping.
• Leaving Syncro: moderate to heavy, precisely because it is bundled. You are moving tickets, invoices and assets as well as agents, so you are replacing two tools at once. The Syncro alternatives piece covers when that is worth it.

The easiest platform to join is rarely the easiest to leave. Price the exit before you sign.

The verdict by buyer type

The solo tech who wants everything bundled

Syncro, narrowly over Atera. One seat, native PSA and billing, and no second tool to wire up. Atera is a reasonable alternative if you prefer its interface.

The three-person shop that has outgrown per-device billing

Atera or Syncro, not NinjaOne, once you pass the crossover point. Your endpoint count will keep climbing faster than your headcount, and per-seat pricing lets it. Choose Atera if its support complaints do not worry you; choose Syncro if integrated PSA matters more.

The team that needs proper PSA

Honestly, none of the three is a heavyweight PSA. Syncro gets closest out of the box. NinjaOne paired with a dedicated PSA is the stronger stack if you want best-in-class patching and can pay for two products and the integration between them.

Failure modes: how each choice goes wrong

• NinjaOne: the bill grows with every client you win, and you carry a separate PSA.
• Atera: hiring a fourth tech costs a full seat, and support frustration is the most common reason people leave.
• Syncro: bundled convenience becomes bundled lock-in, and patching depth lags NinjaOne's.

Where this fits with Helios

We are not neutral, so we will say it plainly: Helios is the fourth option, and we built it because none of these three fitted our own MSP. Pricing is flat per MSP at £99, £199 or £399 a month by fleet size, with a £4 per device tier for 5 to 25 devices, so neither hiring nor growth moves the bill in steps. Monitoring, patching, Microsoft 365, remote access, ticketing, time tracking and billing sit in one product, and our AI agent, Helio, investigates issues and triages tickets. It will not suit every shop: if you need NinjaOne's depth of policy conditions today, test carefully. The side-by-side comparisons set out where we are weaker as well as stronger.