Side-by-side comparison · 24 data points
All-In-One Personalizer & Customizer: Live Preview Product Customization & Print File Generation
| Customily Product Personalizer | K1 File Upload Manager | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed | ||
| Last updated | — | — |
Enterprise-grade app: certified infrastructure, antivirus, AES-256 encryption, 30-day backups.
| Metric | Customily Product Personalizer | K1 File Upload Manager |
|---|---|---|
| Rating | 4.8 ★ | ★ 5.0 ★ |
| Total reviews | ★ 261 | 1 |
| Free plan | Yes | Yes |
| Pricing | Free plan available | Free plan available |
| Built for Shopify | — | — |
| Pricing tiers | 2 tiers | ★ 4 tiers |
| Listed features | 5 | 5 |
| Languages | 1 supported | 1 supported |
| Listed since | Apr 2020 | May 2026 |
K1 File Upload Manager edges out Customily Product Personalizer on rating (5.0★ vs 4.8★), but the gap is small enough that pricing fit and feature differentiation should drive the decision more than the headline number. Pricing entry tiers: Customily Product Personalizer at Free plan available, K1 File Upload Manager at Free plan available. Check each app's tier structure for the capacity limits you actually need before deciding — the headline number is the same shape, but the gating shape per tier (apps, orders, integrations) varies. Customily Product Personalizer has the larger user base (261 reviews vs 1), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. K1 File Upload Manager's smaller cohort can be an advantage for niche workflows where the bigger app has accumulated bloat. Recommended by store size: small/early-stage merchants who need fast install and low risk should default to K1 File Upload Manager; mid-market and enterprise merchants with specific feature requirements should evaluate both — Customily Product Personalizer's 261-review base may include the workflow context that matches your specific use case better than K1 File Upload Manager'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: Customily Product Personalizer audit • K1 File Upload Manager audit
| Keyword | Customily Product Personalizer | K1 File Upload Manager |
|---|---|---|
| product customizer | #10 | Not ranked |
| file | #14 | Not ranked |
| product customization | #15 | Not ranked |
| file uploads | Not ranked | #24 |
| file upload | Not ranked | #24 |
No tracked changes.
Both Customily Product Personalizer and K1 File Upload Manager offer paid plans only. Customily Product Personalizer starts at Free plan available; K1 File Upload Manager starts at Free plan available. Compare the per-tier features in the Pricing section above before committing.
K1 File Upload Manager has the higher average rating (5.0★ from 1 reviews) compared to Customily Product Personalizer (4.8★ from 261 reviews). Both are tracked daily by AppRanks, so the figures here update each refresh cycle.
It depends on what you're optimizing for. Customily Product Personalizer fits better if you prioritize broader integrations; K1 File Upload Manager is the call if you need the higher-rated option. Read both apps' detail pages on AppRanks for the full feature breakdown, install counts, and recent listing changes.
Both apps are one-click installs from the Shopify App Store marketplace. Customily Product Personalizer has more onboarding documentation maturity (261 reviews vs 1), which usually translates to better-tested setup wizards and quicker time-to-value. AppRanks doesn't measure setup time directly — read the recent reviews on each app's detail page for merchant-reported install experience.
Customily Product Personalizer typically suits early-stage and growth-mode stores based on its review-base composition (261 reviews). K1 File Upload Manager aligns more with early-stage and growth-mode stores (1 reviews). Larger review bases generally mean the app has been load-tested at scale — relevant if you're processing high order volume or handling enterprise compliance requirements.
Migration support varies by app and category. Customily Product Personalizer and K1 File Upload Manager 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 K1 File Upload Manager" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
