Instead of Bigjpg
Bigjpg alternatives
Bigjpg enlarges user-provided photos and artwork with deep convolutional neural networks. It offers selectable enlargement from 2x to 16x, noise reduction settings, batch processing, an API for paid members, and apps for Windows, Mac, iOS, and Android. The service supports anime images, illustrations, and regular photos, while uploaded files are automatically deleted within 24 hours on free accounts or 72 hours on premium accounts. Free use allows 20 pictures monthly, but limits uploads to 5MB, enlargement to 4x, and processing to a slow shared server. Paid plans begin at $6 a month, with one-time billing periods.
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Real-ESRGAN
Free plan Open source LinuxMacSelf-hosted+2Open-source, self-hosted image and video restoration — Real-ESRGAN is BSD-3-Clause open source and accepts JPG, PNG, and WEBP on desktop, web, Linux, and self-hosted setups.
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NextGenUp
Free plan LinuxMacSelf-hosted+2Private local upscaling across desktop systems — NextGenUp processes locally without cloud uploads, tracking, telemetry, or analytics, and offers modes up to 8K.
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Krea Enhancer
Free plan APIiPhoneSelf-hosted+1Quick online enhancement with API access — Krea Enhancer handles PNG, JPEG, WebP, HEIC, and HEIF and upscales to 8K through a browser workflow.
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LetsEnhance
by LetsEnhanceFree plan APIAPI-based upscaling workflows — LetsEnhance offers AI upscaling through an API with custom scaling and no desktop app.
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PixelPanda Image Upscaler
Free plan APIExtensionWebUpscaling plus product and creative image tools — PixelPanda adds an extension and broader tools, with 2x, 4x, or 8x upscaling using Real-ESRGAN.
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PicWish Image Upscaler
by PicWish Image UpscalerFree plan APIFormat-flexible API and desktop upscaling — PicWish supports eight input formats and provides API, batch processing, and a desktop app without a stated paid price.
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Imglarger
Free plan AndroidiPhoneMac+1 - 12
waifu2x
Free plan LinuxMacWeb+1 - 13
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Image Upscaler
Free plan APIWeb - 15
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chaiNNer
Free plan LinuxMacWindows - 17
Hotpot AI Upscale Photo
Free plan APISelf-hostedWeb - 18
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Real-CUGAN
Free plan AndroidLinuxMac+3 - 20
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Media.io AI Image Upscaler
Free plan AndroidAPIiPhone+1 - 22
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Readers may prefer an alternative for local processing, open-source licensing, broader image tools, or different platform coverage. Bigjpg’s free plan excludes parallel enlarging and batch mode, and anonymous browser processing requires the browser to remain open. Compare each option’s scale or resolution, file formats, usage limits, API and batch support, privacy approach, and pricing term. Also consider whether you need a focused enlarger, a desktop or self-hosted workflow, or additional editing and restoration capabilities.