TOP 3 ALTERNATIVES — RANKED
Three you should evaluate first.
Filtered from 12 candidates by feature similarity, audit score, and review velocity. The hero treatment is editorial — these earned more space because the data did.
#1TOP PICK
Happy Birthday Emails by UW
Giveaways and contests5.00140 reviews
86/100Audit score
Pick if you want feature parity
Strongest fit on feature parity. The most direct functional swap. Shares giveaways and contests feature signature, comparable workflows, and a similar audit-score band — switch costs are usually lowest here.
#2RUNNER-UP
Giveaway Ninja • Giveaways
Giveaways and contests5.0076 reviews
87/100Audit score
Pick if you're cost-sensitive
Wider scope, slightly different focus. Wider feature surface than the source app's focus area. Useful if you're shopping giveaways and contests alongside adjacent capabilities you'd otherwise integrate separately.
#3VALUE PICK
Clean Sweeps: Buy‑to‑Enter
Giveaways and contests5.0024 reviews
86/100Audit score
Pick if you live in workflows
Established alternative with audit-grade listing. Established option with the rating + review depth to be vendor-evaluated. Best when running this category at scale and you can't afford early-stage product surprises.
SIDE-BY-SIDE COMPARISON
Competition Buildr versus the top 3.
Five rows, all loaded above the fold. Wins are highlighted; nothing's hidden behind a tab.
RANKS #4 THROUGH #12
The next 9, denser.
Lower-ranked but legitimate. Click any row for the full profile — or compare side-by-side with Competition Buildr.
9 more Shopify alternatives to Competition Buildr
#5
Lury: Make an OfferGiveaways and contests
5.00How these alternatives are ranked
Scored daily. Three signals, weighted and blended. No vendor money changes anything.
45%Feature similarity
N-gram match against Competition Buildr's feature signature, weighted by category overlap.
35%Audit + rating
Listing quality (0–100) blended with rolling 90-day rating average. Penalizes thin listings.
20%Review velocity
Reviews added in trailing 30 days, normalized by category baseline. Surfaces rising challengers.
Every Shopify alternative on this page is scraped, normalized, and re-scored every 24 hours. We don't accept paid placement, vendor-funded "best of" content, or sponsored ranking — and we publish the rules so you can audit them yourself. If a vendor disagrees with their position, that's between them and the data.
WHEN DOES IT MAKE SENSE TO SWITCH FROM COMPETITION BUILDR?
Four reasons people leave.
Decision triggers, not marketing. If two or more apply, your shortlist starts with the apps named below each card.
Pricing has outgrown your usage
If your usage of Competition Buildr has crossed the second-tier breakpoint on its pricing plan, the per-unit cost is usually where alternatives diverge most clearly. Some apps in the list above carry generous free tiers; others are paid-from-day-one. If the gap between your monthly bill and the next-cheapest alternative exceeds 30%, the switch usually pays back inside one quarter.
Giveaway Ninja • Giveaways · Happy Birthday Emails by UWYou need a feature outside the focus
Each Shopify category has a feature spectrum. The "Similar feature set" badge above marks alternatives whose feature signature most overlaps with Competition Buildr. The "Category leader" badge marks apps that may approach the same category from a different feature angle — useful if you want to widen rather than narrow your toolset.
Happy Birthday Emails by UWFREQUENTLY ASKED
Answers built from the data.
Built from the same scores the ranking uses — so they won't contradict the table.
For most accounts under typical category usage, the answer depends on tier. Happy Birthday Emails by UW is in the freemium band (Free trial), while Competition Buildr is freemium (Free trial). At parity scale, the cheaper option can save 30–60% — but feature-for-feature swaps usually narrow the gap above the second tier.
VERDICT · UPDATED TODAY
If you're moving from Competition Buildr, the most common landing spots are Happy Birthday Emails by UW (medium feature match, audit 86/100) and Giveaway Ninja • Giveaways (pricing leverage + breadth). Skip Mysbox ‑ Mystery Box Builder unless your use case is unusual.
If feature parity matters most
→ Happy Birthday Emails by UW
Medium feature parity. Audit 86, 5.00★.
If pricing matters most
→ Giveaway Ninja • Giveaways
Best for cost-sensitive teams. 5.00★ across 76 reviews.
If you're scaling enterprise
→ Clean Sweeps: Buy‑to‑Enter
Strongest scale fit when category usage exceeds typical thresholds. Vendor-evaluate before committing.
Continue your research
Audit Competition Buildr's listing
See where Competition Buildr ranks 0–100 on listing completeness, screenshots, and description quality.
Open auditCompetition Buildr vs Happy Birthday Emails by UW
Side-by-side feature deltas, shared keywords, rating curves over the trailing 12 months.
Open compareShopify category leaders
Highest-rated Shopify apps by intent. The category-by-category leaderboard.
Open best
