| App | One-time price | Platforms | License | Free tier | Same platform |
|---|---|---|---|---|---|
| Clop(this app) | $15 one-time | Mac | License not confirmed | No | – |
| ResizeGenius | $10 one-time | Mac | License not confirmed | No | Yes |
| Viso | €7.99 one-time | Mac | License not confirmed | No | Yes |
| CompressX | $19.99 one-time | Mac | License not confirmed | No | Yes |
| PixelSnap 2 | $39 one-time | Mac | License not confirmed | No | Yes |
| Retrobatch | Free tier, $24.99 one-time | Mac | License not confirmed | Yes | Yes |
| PDF Pals | $29 one-time | Mac | License not confirmed | No | Yes |
| PDF Reader Pro | Free tier, €59.99 one-time | Mac, Windows | License not confirmed | Yes | Yes |
| Quilt | Free tier, $32.99 one-time | Mac | License not confirmed | Yes | Yes |
| AG Watermark Generator | $39.99 one-time | Linux, Mac, Windows | License not confirmed | No | Yes |
| OwlOCR | Free tier, $9.99 one-time | Mac | License not confirmed | Yes | Yes |
| Panovolo | Free tier, $29.99 one-time | Mac, Windows | License not confirmed | Yes | Yes |
| PhotosRevive | $18.99 one-time | Mac | License not confirmed | No | Yes |
Prices are one-time license fees as listed on each developer's site and may change. Ranked by similarity to Clop: shared category, tags, platforms and community likes.
ResizeGenius is the closest pay-once alternative to Clop. Effortlessly batch resize and edit images on macOS with intuitive tools and a user-friendly interface. It costs $10 one-time and runs on Mac.
Yes. Retrobatch, PDF Reader Pro, Quilt, OwlOCR and Panovolo offer a free tier, and each also sells a one-time license if you outgrow it.
OwlOCR is the lowest-priced option at Free tier, $9.99 one-time, compared with $15 one-time for Clop. All prices are one-time license fees, not subscriptions.
Yes. PDF Reader Pro, AG Watermark Generator and Panovolo are available on Windows and Linux, which Clop does not support.
No. Every app on PayOnceApps is listed because it sells a one-time (perpetual) license. Some also offer a free tier or trial. Prices are checked against the developer's site but can change, so confirm on the app's website before buying.
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