Making the work
Growing an audience
Running the business
PerkZilla charges a flat $29 to $99 a month regardless of how many people join a campaign, with a tiered reward ladder as its one mechanic. Viral Loops instead offers templates for several proven referral mechanics, a waiting list, a milestone giveaway, a straight refer-a-friend, priced by participant count starting at $35 a month, or $99, $159 and $279 as the audience grows. PerkZilla's flat price stays predictable as a list grows fast; Viral Loops' template choice covers more mechanics but reprices as participants increase. The trial gap matters too: Viral Loops gives 14 days capped at ten participants, PerkZilla gives no trial at all.
Reward people for bringing their friends
Referral programs from templates, per campaign
PerkZilla | Viral Loops | |
|---|---|---|
| Starting price (they differ) | From $29 | From $35 |
| Pricing model (they differ) | Paid subscription | Free trial, then paid |
| Free tier | No | No |
| Billing | Monthly or annual | Monthly or annual |
| Free trial | Not stated | 14 days |
| API | Not stated | Yes |
Reward people for bringing their friends
PerkZilla runs the kind of campaign where a subscriber gets something for referring others: a tiered reward ladder, a share link per person, and a leaderboard if the audience responds to one. It sits on a landing page or inside an email sequence and reports who actually brought somebody. Rewards can be digital goods, discounts or access. The pricing is flat rather than metered on list size, which is unusual in this category.
Our note
The absence of a free tier is the thing to weigh, since it means committing before seeing whether your audience shares at all. If that matters more than the flat rate, start with a tool that has one and move here when the referral loop is proven to work.
Referral programs from templates, per campaign
Viral Loops ships templates for the referral mechanics that already worked for somebody else, a waiting list, a milestone giveaway, a straight refer-a-friend, and lets you run one without building it. Participants import and export as a list, so it plugs into whatever you already send email with. Pricing rises with the number of participants rather than with features.
Pick PerkZilla if a single tiered-reward mechanic fits the campaign and a flat bill that never reprices as the list grows matters more than trying several referral formats. Entry is $29 a month with no free plan or trial.
Pick Viral Loops if the mechanic itself is undecided: a waiting list, a milestone giveaway or refer-a-friend are all available as ready templates rather than one fixed approach. Entry is $35 a month, close to PerkZilla's price, with import and export on every tier and a 14-day trial, though it is capped at ten participants and proves the mechanics work without testing real scale.
Ratings are the average of reviews readers left. The facts are stated by each tool’s own listing and are not verified by CloutStack. How we make money.
| Data export | Not stated | Everything, in an open format |
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| Their cut | Not stated | Not stated |
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| Runs on | Web | Web |
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| Covers | Giveaways & Referrals | Giveaways & Referrals, Affiliate & Referral |
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| Works with | Nothing in particular | Nothing in particular |
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| Founded | Not listed | Not listed |
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| Reader rating | No reviews yet | No reviews yet |
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| Live deals | None right now | None right now |
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Shaded rows are where the two answers disagree and both listings have answered. A row where one side has not stated a fact is left plain, because silence is not a difference.
Our note
The ten-participant cap on the trial is the thing to plan around: it proves the mechanics work and tells you nothing about scale. Against UpViral this is cheaper at the entry tier and gives away less of the API.
Only on this side