Side-by-side comparison · 24 data points
Speed up your store and improve SEO by optimizing product images and alt text.
| SpurIT SEO Image Optimizer | Viking Watermark & Anti Theft | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed |
Bulk watermark your catalog, add AI Generated labels, and block right click to stop image theft.
| Metric | SpurIT SEO Image Optimizer | Viking Watermark & Anti Theft |
|---|---|---|
| Rating | 4.4 ★ | ★ 5.0 ★ |
| Total reviews | ★ 33 | 9 |
| Free plan | — | ★ Yes |
| Pricing | From $9.95/month | ★ Free plan available |
| Built for Shopify | — | ★ Yes |
| Pricing tiers | 3 tiers | ★ 4 tiers |
| Listed features | 5 | 5 |
| Languages | 1 supported | 10 supported |
| Listed since | May 2017 | May 2026 |
Based on the data on this page, Viking Watermark & Anti Theft is the stronger choice for most Shopify App Store merchants — 5.0★ vs SpurIT SEO Image Optimizer's 4.4★ is a meaningful gap that usually reflects real product or support quality differences across the user base.
On pricing, Viking Watermark & Anti Theft offers a free tier (Free plan available) while SpurIT SEO Image Optimizer starts at From $9.95/month. The free option meaningfully reduces evaluation cost, particularly at low usage volumes where the entry-paid tier can outpace the value delivered.
Recommended by size: small/early-stage merchants who need fast install and low risk should default to Viking Watermark & Anti Theft; mid-market and enterprise merchants with specific feature requirements should evaluate both — SpurIT SEO Image Optimizer's 33-review base may include the workflow context that matches your specific use case better than Viking Watermark & Anti Theft's broader-but-shallower coverage.
This verdict is generated from the live marketplace data on this page — rating, review count, pricing tier, and category position all refresh from the canonical Shopify App Store listing every 24 hours. AppRanks does not accept payment to influence comparison outcomes; the methodology is documented on the About page and applies identically to every pair on the site.
Read each app's audit: SpurIT SEO Image Optimizer audit • Viking Watermark & Anti Theft audit
| Last updated | — | — |
|---|
| Keyword | SpurIT SEO Image Optimizer | Viking Watermark & Anti Theft |
|---|---|---|
| anti theft blockers | Not ranked | #1 |
| anti theft | Not ranked | #1 |
| theft | Not ranked | #1 |
| seo image optimizer | #13 | Not ranked |
| alt text optimization | #14 | Not ranked |
Viking Watermark & Anti Theft is the cheaper option — it offers a free plan (Free plan available). SpurIT SEO Image Optimizer starts at From $9.95/month. Both publish their pricing on the Shopify App Store; AppRanks mirrors what's listed on each refresh cycle.
Viking Watermark & Anti Theft has the higher average rating (5.0★ from 9 reviews) compared to SpurIT SEO Image Optimizer (4.4★ from 33 reviews). Both are tracked daily by AppRanks, so the figures here update each refresh cycle.
Viking Watermark & Anti Theft holds the higher average rating (5.0★ vs 4.4★). That is the one dimension AppRanks can separate them on here — read both apps' detail pages for the feature breakdown and recent listing changes.
Both apps are one-click installs from the Shopify App Store. SpurIT SEO Image Optimizer has the deeper published review base (33 vs 9), which often — though not always — accompanies better-tested setup docs. AppRanks doesn't measure setup time directly: read the recent reviews on each app's detail page for user-reported install experience.
SpurIT SEO Image Optimizer typically suits early-stage and growth-mode teams based on its published review base (33 reviews). Viking Watermark & Anti Theft typically suits early-stage and growth-mode teams based on its published review base (9 reviews). A larger review base generally means the app has been exercised at scale — relevant if you are processing high volume or handling enterprise compliance requirements.
Migration support varies by app and category. SpurIT SEO Image Optimizer and Viking Watermark & Anti Theft both publish their export options on their marketplace listing pages (or in their support docs); some apps offer one-click import from competitors, others require CSV. The fastest check: search "import from Viking Watermark & Anti Theft" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
