Best one-time purchase software tools in 2025

📸 Bulk watermarking 💰 Cost-effective solution 🖼️ Digital watermarking 📦 File handling tool 📦 File organization application 🎨 Graphic watermarking 📏 Image resizing options 📏 Image resizing tool 📸 Image watermarking application 🖥️ Linux image tool 🖥️ Mac image tool 💾 One-time payment option 📷 Photography management 🖥️ Software for images 🖌️ Watermark opacity