Elfsight vs Trustindex vs Smash Balloon Reviews Pricing
Three review plugins, three pricing models, and one number that decides most of it. Elfsight’s free plan allows 200 widget views a month, and its Basic plan allows 5,000. Trustindex sells unlimited views for $65 a year on one domain. Smash Balloon prices per site with no view metering at all.
A view cap sounds like a technical detail until you work out what 5,000 monthly widget views means for a business with a modest amount of traffic. It means your review widget stops displaying part-way through the month. This article models that properly, runs the agency arithmetic at five and twenty-five client sites, and explains what actually happens when you exceed a cap.
Verified August 2026. Plan limits and prices change; confirm current tiers on each vendor’s page before purchasing.
Three pricing models
Per view. You pay for how many times the widget is displayed. Cost tracks traffic, which means it rises exactly when your marketing is working. Free at 200 views a month, Basic from around $6 a month for 5,000 views.
Per domain, unlimited views. A flat annual fee for a site, with no metering. $65, $125 and $349 a year. Your cost is known in advance and does not change if a page goes viral.
Per site as part of a bundle. A licence covering a number of sites, often alongside the same vendor’s other plugins, with no view accounting anywhere.
The important distinction is not the headline price, it is predictability. Two of these give you a number you can budget. One gives you a number that depends on how many people visit the page your widget is on, which is a variable you are actively trying to increase.
What 5,000 views actually means
A widget view is counted each time the widget loads, not each time somebody reads a review. That distinction is where the surprise lives.
Put the widget in your footer, as many businesses do, and it loads on every page of the site. A visitor who looks at four pages generates four views. So 5,000 views is roughly 1,250 visitors a month at four pages each, which is a small local business rather than a busy one.
The free tier is starker. Two hundred views is about fifty visitors a month on the same assumption. That is a demonstration allowance, and treating it as a free plan for a real business will disappoint you within days.
Two practical consequences follow. First, placing a metered widget site-wide is expensive in a way that placing it on one page is not, so restrict it to the pages where it earns its keep. Second, your own visits, staff visits and any monitoring service all consume views, which is worth knowing before you conclude your traffic is higher than it is.
The 6 options compared
1. Trustindex
Flat pricing with no metering, which is the direct answer to everything above. $65, $125 and $349 a year, with unlimited widget views.
Unlimited views means the widget can sit in your footer across every page without the placement becoming a cost decision, and a traffic spike is good news rather than a billing event. Its platform coverage is unusually wide, spanning well over a hundred review sources, which matters for businesses whose reputation is scattered across several sites. Reviews are cached locally rather than fetched per visitor, so it also performs better than the metered alternative. At $65 a year for one domain it is priced below what a moderately trafficked site would pay under a per-view model, and the number is knowable in advance, which for most small businesses is the deciding factor.
- Pricing model: Per domain, unlimited views
- Entry price: $65/yr
- Best for: Any site with real traffic
- Watch out for: Higher tiers for multiple domains
2. Elfsight Reviews
The metered option, with the best design and the least predictable bill. Free at 200 views a month, Basic from around $6 a month for 5,000 views, rising through higher tiers.
The widgets look excellent and the setup is the fastest here, which is a genuine advantage for somebody who wants a good-looking review section in ten minutes. Its model suits a specific case well: a low-traffic site, or a widget placed on one page rather than site-wide, where 5,000 views is comfortable and $6 a month is cheaper than the flat-priced alternative. Outside that case the arithmetic turns quickly, because growth pushes you up tiers and the cost of the widget becomes a function of your success. It is also the only option here that renders from an external service on every pageview, so the metering and the performance cost share a cause.
- Pricing model: Per widget view
- Entry price: Free at 200 views, then about $6/mo
- Best for: Low-traffic sites, single-page placement
- Watch out for: Cost and performance both track traffic
3. Smash Balloon Reviews
Per-site pricing with no metering, from a vendor whose bundle economics change the comparison if you use their other plugins.
Considered on its own, it is a well-engineered plugin with local caching and a good maintenance record, priced per site. Considered as part of a bundle alongside the same vendor’s social feed plugins, it can be close to free at the margin for a site already paying for those. That bundle question is the one to answer first, because it moves the number substantially. Its platform coverage is narrower than the widest option here, focusing on the major review sources rather than attempting comprehensiveness. For an agency standardising a stack across many client sites, the combination of no view accounting and a familiar codebase has real operational value.
- Pricing model: Per site, often bundled
- Entry price: Paid tiers
- Best for: Sites already using the vendor’s plugins
- Watch out for: Narrower platform coverage
4. WP Social Ninja
The bundle argument taken further: reviews, social feeds and chat widgets in one licence, priced per site.
If your requirement is genuinely several social proof elements rather than reviews alone, buying them together is cheaper than assembling three plugins, and it means one settings area and one update stream instead of three. For an agency, that consolidation is worth as much as the licence saving. The trade-off is the usual one with suites: each component is good rather than best-in-class, so if reviews are the only thing you need, a focused product will do that part better. Judge it on whether you will use at least two of the components, because that is where the bundle stops being a compromise and starts being a saving.
- Pricing model: Per site, bundled features
- Entry price: Paid tiers
- Best for: Sites wanting several proof elements
- Watch out for: Good at everything, best at nothing
5. Site Reviews, the free comparison point
Worth putting in a pricing article because it costs nothing and solves a related problem completely.
It collects and displays first-party reviews with no fee, no view cap and no external service, which makes every question in this article irrelevant. What it does not do is show your existing platform reviews, so it is not a substitute if your reason for buying is that you already have sixty reviews elsewhere and want them on your site. The honest framing is that these are complementary purchases: collect first-party reviews free, and pay a display vendor only for the borrowed content you cannot reproduce. A number of businesses paying monthly for a review widget would be equally well served by asking their customers directly and spending nothing.
- Pricing model: Free
- Entry price: Nothing
- Best for: First-party collection alongside any of the above
- Watch out for: Cannot display existing platform reviews
6. The agency arithmetic
At multiple client sites the three models separate decisively, and it is worth setting out because agencies frequently choose on features and then discover the bill.
At five client sites, a flat multi-domain tier around $125 a year covers them all. A per-view model means five separate plans, each metered against that client’s traffic, with five bills to reconcile and five caps to monitor. Even at the cheapest tier that is roughly $360 a year, and it grows if any client succeeds.
At twenty-five client sites, an unlimited-domain tier around $349 a year covers everything. The per-view equivalent is twenty-five plans and a real administrative burden, at a cost several times higher and impossible to quote to a client in advance. For agency work, per-view pricing is not really a pricing decision, it is a disqualification.
- Pricing model: Flat multi-domain wins
- Entry price: $125 at five sites, $349 at twenty-five
- Best for: Any agency managing client sites
- Watch out for: Per-view plans multiply admin as well as cost
Comparison table
| Option | Model | Free tier | One site | Twenty-five sites |
|---|---|---|---|---|
| Trustindex | Per domain | Limited | $65/yr | $349/yr |
| Elfsight Reviews | Per view | 200 views/mo | From about $6/mo | Not viable |
| Smash Balloon Reviews | Per site | No | Paid tier | Higher tier |
| WP Social Ninja | Per site, bundled | Limited | Paid tier | Agency tier |
| Site Reviews | Free | Full | $0 | $0 |
| Agency conclusion | Flat multi-domain | Not applicable | Any | Flat wins clearly |
What happens when you exceed a cap
This is the part worth understanding before choosing a metered plan, because the failure is visible to your customers rather than to you.
- The widget stops displaying. Typically it is replaced by nothing or by an upgrade prompt, on the page where you put your social proof, for every visitor until the month resets or you pay.
- You find out late. Notification is usually by email to whoever set up the account, which on a client site is frequently a developer who has moved on. Meanwhile the section has been empty for a week.
- It fails at the worst time. Caps are hit during traffic spikes, which are exactly the moments when a campaign is working and the widget matters most.
- Upgrading mid-month is the only quick fix. Which is a decision made under pressure rather than deliberately, and it usually locks in a higher tier permanently.
- Your own traffic counts. Staff visits, uptime monitors and preview loads all consume the allowance, so the effective cap is lower than your visitor numbers suggest.
- Restricting placement helps. A widget on one high-intent page rather than site-wide can cut consumption by an order of magnitude, and often persuades just as well.
None of this makes metered pricing wrong; it makes it a model that suits small, stable traffic and punishes growth. Know which of those describes you.
Frequently asked questions
How many visitors is 5,000 widget views?
Roughly 1,250 visitors if the widget is site-wide and people view four pages each. A footer placement consumes views far faster than a single-page one.
Is the free 200-view plan usable?
As a demonstration, yes. For a real business it is about fifty visitors a month, so treat it as a trial rather than as a free tier.
Which is cheapest for one site?
Trustindex at $65 a year with unlimited views, unless your traffic is genuinely tiny, in which case a metered plan at about $6 a month is less.
What should an agency choose?
A flat multi-domain licence. At twenty-five sites that is around $349 a year against twenty-five separate metered plans, each needing monitoring.
Do my own visits count toward the cap?
Generally yes, along with staff visits and monitoring services. The effective allowance is lower than your published visitor numbers imply.
Can I avoid paying anything?
For first-party reviews, yes, with a free plugin and no caps. Displaying your existing platform reviews is the part that needs a paid display tool.
The verdict
For almost any site with real traffic: Trustindex at $65 a year. Unlimited views means the widget can sit site-wide without placement becoming a cost decision, and the number is knowable in advance.
Elfsight wins in one narrow case: a low-traffic site with the widget on a single page, where 5,000 views is comfortable and about $6 a month beats the flat fee. Outside that, growth works against you.
For agencies, flat multi-domain licensing is the only workable model. Around $349 a year at twenty-five sites, against twenty-five metered plans that each need watching and none of which you can quote in advance.
And collect first-party reviews free alongside whatever you buy. A good number of businesses paying monthly to display borrowed reviews would do just as well asking their own customers, which costs nothing and produces content they keep.
