solobuild
Most solo founders stay on a free email plan months longer than they should, and a smaller group starts paying for one long before there is any reason to. Both mistakes produce the same symptom, which is a monthly bill that has nothing to do with what the list is actually doing. The free tiers from Kit and GetResponse are real products, not crippled demos, but they are built to carry you up to a specific point and no further. That point is easier to spot than most pricing pages let on, and it usually has nothing to do with how many subscribers you have.
This covers what the three main free and entry-level plans actually give you as of September 2026, the signals that mean the free plan is now costing you money, and how to time the switch so you are not paying for capacity you cannot use yet.
The subscriber cap is the least useful number on the page
Free tiers get advertised by their subscriber limit because a big number is easy to print. Kit's free plan runs up to 10,000 subscribers. GetResponse's free plan stops at 500 contacts and 2,500 emails per month. Constant Contact does not offer a free plan at all, only a trial, so it enters this conversation from a different direction.
Judged on those numbers alone you would conclude Kit is twenty times more generous than GetResponse, which is true on paper and misleading in practice. A subscriber cap tells you when the tool will force you to pay. It does not tell you when paying starts earning back the money. Those are different dates, and for most solo builders the second one arrives first.
The feature that actually forces the decision is automation. An automation is any email that sends itself based on something a subscriber did, such as joining your list, clicking a link, or buying a product. On Kit's free plan you get unlimited broadcasts, which are one-off emails you write and send manually, plus unlimited landing pages and forms. What you do not get are visual automations or email sequences. GetResponse's paid Starter tier includes a single automation workflow, and its free tier is thinner still.
That gap matters more than any subscriber number, because a sequence is the thing that turns a new signup into a reader or a buyer while you are doing something else. If you are collecting emails and sending the occasional newsletter by hand, a free plan is genuinely enough. The moment a new subscriber should receive something specific without you touching it, the free plan has quietly become the bottleneck.
Four signals it is time to pay
The clearest signal is that you are doing the automation manually. If you check for new subscribers on Monday and paste a welcome email to them yourself, you have already priced the upgrade. Fifteen minutes a week is roughly thirteen hours a year, and at any rate you would charge a client, that is more expensive than a Creator plan.
The second signal is that you have something to sell and no sequence to sell it with. A launch, a paid course, a consulting offer, or a product page all convert better when a new subscriber walks through a planned series of emails instead of landing mid-newsletter. This is the case where the upgrade has a number attached to it. If a five-email welcome sequence converts even two percent of a few hundred new subscribers on a $50 product, the plan has paid for itself and then some.
Third, branding starts to matter once you are asking people for money. Kit's free plan puts Kit branding on every email you send, and GetResponse's free tier adds its own badge. For a personal newsletter nobody cares. For a business emailing prospects who are deciding whether you look established, the footer is doing quiet damage that is hard to measure and easy to remove.
The fourth signal is integrations. Free plans generally do not connect to your other tools, which means your checkout, your form, and your list stay separate and you become the integration. Once you are moving data between systems by exporting a CSV, you are paying in attention instead of dollars, and attention is the resource you have least of.
Notice that none of those four signals is your subscriber count. You can hit all four at 300 subscribers or none of them at 6,000.
Kit: the free plan that lasts, until it does not
Kit gives away the most room. The free plan supports up to 10,000 subscribers with unlimited email broadcasts, unlimited landing pages and forms, audience tagging and segmentation, and the ability to sell digital products and subscriptions. For a writer building an audience with no product yet, this is close to unbeatable, and there is no honest argument for paying before you need the automation.
The upgrade to the Creator plan is where the picture changed this year. Kit raised prices across its paid tiers in 2026, and Creator now lists at $33 per month on annual billing for up to 1,000 subscribers, with $39 per month reported for monthly billing at the same tier. The Pro plan sits at $66 per month annually. Reports differ on how existing customers were transitioned, so if you are already paying, check what your own account is being billed rather than trusting any article, including this one.
What you get for that is unlimited visual automations, email sequences, A/B testing, app integrations, and the removal of Kit branding. Kit also only bills for active confirmed subscribers, so unsubscribes and duplicates do not inflate your bill, which is a genuinely fair detail that many platforms do not match. If your plan is to build an audience free and switch on automation the week you launch something, Kit makes that a clean two-step path rather than a migration.
GetResponse: cheaper entry, tighter free tier
GetResponse takes the opposite approach. Its forever free plan covers 500 contacts and 2,500 emails per month, and includes the drag-and-drop editor, template library, landing pages, forms, one popup, and basic reporting. That is a real product for a very small list, and it will run out fast. At 500 contacts sending weekly, you are already close to the send limit before you have grown at all.
The trade is that the paid entry point is lower. Starter begins at $19 per month for 1,000 contacts in US pricing, with 2,500 contacts at $29, 5,000 at $54, and 10,000 at $79. Starter includes a single automation workflow, which covers a welcome series or a basic drip campaign but not much beyond that. Marketer, at $59 per month, is where unlimited workflows, contact tagging, and scoring unlock, and Creator sits at $69.
For a solo founder whose main need is one welcome sequence and a clean sending setup, GetResponse Starter is the cheapest legitimate way to get automation running. The catch is that the ceiling arrives sooner. If you know you will want branching logic and behavioral triggers within a few months, the real comparison is not $19 against $33, it is $59 against $33, and Kit wins that one.
Constant Contact: no free plan, so the question changes
Constant Contact has no free tier. There is a trial, reported at 14 to 30 days depending on the offer you land on and capped at around 100 test sends, and after that you are on a paid plan. Lite starts at $12 per month for 500 contacts on monthly billing and includes the email editor, templates, social posting, landing pages, and one automation. Pricing scales with contact count from there.
That makes it the wrong tool for the question this article is asking, and the right tool for a slightly different one. If you run a service business with a list of actual customers rather than an audience of readers, the free-plan calculus barely applies. You have revenue from day one, $12 is not a decision, and Constant Contact leans toward the events, social, and local-business use cases that Kit and GetResponse treat as secondary. For an indie builder shipping digital products, it is a harder fit.
| Tool | Best For | Free Tier | Starting Price |
|---|---|---|---|
| Kit | Audience builders who will sell digital products later | Yes, up to 10,000 subscribers, no automations or sequences | $33/mo annually at 1,000 subscribers |
| GetResponse | Founders who need one working automation cheaply | Yes, 500 contacts and 2,500 emails/month | $19/mo at 1,000 contacts |
| Constant Contact | Service and local businesses with paying customers already | No, trial only | $12/mo at 500 contacts |
Timing the upgrade so it does not waste money
Work backward from the thing you are launching rather than forward from your list size. If a product goes live in six weeks, the sequence needs to be written and tested in week four, so the upgrade belongs in week four and not in week one. Paying three months early on Creator is about a hundred dollars spent on a feature sitting idle, and that money buys a domain, a year of a one-page site, or a small ad test instead.
Before you pay, spend an hour making sure the free plan is actually exhausted. A surprising number of upgrades happen because someone could not find a setting. Confirm that what you want is genuinely gated, not just buried, and confirm the tool can do it on the tier you are about to buy rather than the one above it. Starter plans with a single automation workflow are a common place to get caught, because one workflow sounds like enough right up until you want a second one.
Choose monthly billing for the first two months even though annual is cheaper. You are testing whether the automation earns its keep, and locking in a year before you know that is optimizing the wrong thing. Once a sequence is running and converting, switch to annual and take the discount, which on Kit is roughly seventy dollars a year and on GetResponse is comparable. That order costs you a little and protects you from a larger mistake.
Finally, set a review date. Put a note six months out to check whether the automation you upgraded for is still running and still working. Plenty of solo founders pay for a Creator plan for two years because of a welcome sequence they turned off after a launch and never thought about again.
Frequently asked questions
Is the Kit free plan really free for 10,000 subscribers? Yes, with real limits attached. You get unlimited broadcasts, landing pages, forms, tagging, and the ability to sell digital products, all the way to 10,000 subscribers with no time limit. What you give up is visual automations, email sequences, integrations, A/B testing, and a clean footer, since Kit branding appears on every send.
How many subscribers should I have before paying for email marketing? There is no threshold worth using, because the number that matters is what your list does rather than how big it is. A 200-person list where every new signup should trigger a sequence justifies a paid plan, and a 5,000-person list you email by hand once a month does not. Upgrade when a feature you need is locked, not when a counter crosses a round number.
Does Constant Contact have a free plan? No. Constant Contact offers a free trial, reported between 14 and 30 days and capped at roughly 100 test sends, after which you move to a paid plan. Lite starts at $12 per month for 500 contacts on monthly billing.
What happens to my subscribers if I downgrade back to a free plan? Your contacts stay in the account, but the features you were paying for stop working, which usually means active automations and sequences shut off. Before downgrading anything, export your list to a CSV file so you own a copy independent of the platform. Do that on any plan, actually, because it costs nothing and removes a category of problem entirely.
What I would do
If you are building an audience and have not sold anything yet, stay on Kit's free plan and do not think about this again until you have a product date on the calendar. The 10,000-subscriber ceiling is far enough away that it will almost certainly not be what triggers your upgrade, and the free tier does enough that upgrading early is pure waste.
If you need one automation running now and want to spend as little as possible, GetResponse Starter at $19 is the cheapest honest answer, provided you accept that a single workflow is the whole allowance. If your list is customers rather than readers and you are already generating revenue, Constant Contact Lite at $12 removes the question entirely and lets you get on with the work.
The decision itself is smaller than it feels. Every one of these platforms lets you leave with your list intact, and the cost of upgrading a month too early is a rounding error next to the cost of manually sending welcome emails for a year. Pick the trigger that fits your situation, write it down, and stop revisiting it until the trigger fires.