Optical Surface Recognition vs BatchOptimize
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Optical Surface Recognition
This utility app uses computer vision to scan surfaces for signs of corrosion on various metal types. It allows users to capture photos and record videos of detected corrosion, saving them with a proprietary score.
- Detects corrosion on various metal surfaces
- Scans flat metal, nails, bolts, signs, poles, grates
- Captures photos with corrosion score
- Records videos with corrosion score
- Saves media to device photo roll
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Optical Surface Recognition (OSR) is a unique technology which can scan surfaces for signs of surface degradation (corrosion). It can also detect corrosion on almost any type of metal, including exposed flat metal, nails, bolts, signs, poles, and grates. PHOTOS Capture photos of corrosion and save to your device's photo roll along with the OSR corrosion score in a custom generated image. VIDEOS Record entire videos with the proprietary OSR corrosion score and save them to your photo roll.
BatchOptimize
This app offers high-performance media and document compression for Apple devices. It can reduce file sizes by up to 90% while preserving quality, supporting various image, video, PDF, and audio formats. Automation features allow for quick processing and integration with other applications.
- Compress images, videos, and PDFs
- Convert between multiple formats (WebP, AVIF, HEIC, MP4, MOV, GIF, PDF)
- Resize images and videos
- Add text watermarks
- Extract audio from videos
- Automate tasks with Apple Shortcuts
- Merge images into PDFs
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BatchOptimize is the ultimate high-performance media and document compression powerhouse engineered exclusively for macOS, iOS, and iPadOS. Built from the ground up for Apple Silicon with Metal, VideoToolbox, and CoreGraphics hardware acceleration, BatchOptimize lets you crush massive file sizes by up to 90% while preserving crisp pixel fidelity. KEY CAPABILITIES: • IMAGES & GRAPHICS: • Next-Gen Formats: Convert & compress to WebP, AVIF, HEIC, JPEG, PNG, and TIFF. • Text Watermarking: Add customizable copyright overlays with position and opacity controls. • Vector Minification: Clean and strip redundant SVG code tables and metadata. • Smart Scaling: Resize to exact bounding boxes or percentage steps. • Lossless Master: 100% bit-perfect stream cleanup with zero pixel degradation. • VIDEOS & CLIPS: • Multi-Codec: Transcode between MP4 (H.264 & HEVC/H.265), Apple ProRes MOV, WebM, and GIF. • Animated GIF & WebP: Convert video clips into smooth looping animations for Discord and web. • Audio Extraction: Demux soundtracks directly to standalone MP3, M4A, FLAC, or WAV. • Target Size Caps: Constrain video exports to strict limits (Under 25 MB Discord, Under 10 MB WhatsApp). • Fast Web Start: Place MP4 MOOV atom at start for instant online streaming. • Audio Muting: Strip unwanted audio tracks to reduce clip sizes. • PDF DOCUMENTS: • Resolution Downsampling: Choose between 72 DPI (Web), 150 DPI (Email), or 300 DPI (Print). • Merge Images to PDF: Combine photos, receipts, or scans into a single compressed PDF booklet. • Page Rotation & Alignment: Rotate pages (90° CW, 180°, 90° CCW) or auto-align (Force Portrait/Landscape). • Image Compression Levels: Choose High Quality (85%), Compact (65%), Max (45%), or Lossless (100%). • Watermark Stamps: Apply copyright and security stamps across 5 positions. • Fast Web View: Linearize PDF document structure for instant browser streaming. • Privacy Sanitization: Strip author names, editing software, and hardware serials. • AUDIO TRACKS: • Multi-Format Transcoder: Reduce bitrates for MP3 (LAME Engine), M4A (AAC with Cover Art), FLAC, and WAV. • Loudness Normalization: Standardize volume to Podcast Speech (-16 LUFS) or Music (-14 LUFS). • Smooth Fades: Apply 1s to 5s volume fade-in and fade-out to prevent clicks. • Pitch-Preserved Speed: Change playback speed (0.8x to 2.0x) with zero pitch distortion. • Channel Mixing: Convert stereo audio to mono for an instant 50% size reduction. • PRODUCTION & AUTOMATION: • Apple Shortcuts & Siri: Native AppIntents to automate bulk optimization, format conversion, and image-to-PDF merging via voice or Finder Quick Actions. • Direct Drag-Out: Drag completed files directly into Finder, Slack, Discord, Mail, Figma, or Photoshop. • Clipboard Quick Optimizer (Cmd+Shift+V): Instant 1-click import and compression for copied screenshots. • Visual Diff & Loupe: Inspect before-and-after image and PDF results side-by-side at 120 FPS. • CSV Summary Reports: Export detailed spreadsheets with byte savings and compression ratios for Excel & Numbers. • 72 Tailored Presets & iCloud Sync: One-click optimization for Shopify, Instagram, Discord, Email, and Podcasts. Custom presets sync automatically across your Mac, iPhone, and iPad via iCloud. • 100% Offline & Private: No cloud uploads, no server delays, and zero data collection.
Screenshots
Verdict
The clearest difference is in-app purchases: Optical Surface Recognition at none against BatchOptimize's 6. Optical Surface Recognition also leads on iOS requirement (12.0 vs 16.0). On price, rating, ratings volume and update cadence there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. BatchOptimize sells 6 one-off in-app purchases. Optical Surface Recognition asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Optical Surface Recognition against 5.0 for BatchOptimize. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 7, 2026 and October 5, 2026 respectively.
| Parameter | Optical Surface Recognition | BatchOptimize |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Number of ratings | 1 | 1 |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, Mac — better |
| Requires iOS | 12.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 17 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | Engineering Director, Inc. | Lei Feng |
Customer experience
Optical Surface Recognition
BatchOptimize
In-app purchases
Optical Surface Recognition
No in-app purchases
BatchOptimize
- All Features Upgrade Promo 50% OFF$4.99
- Images & WebP Pack$4.99
- PDF & Documents Pack$4.99
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- Video Optimizer Pack$4.99
- Audio Transcoder Pack$4.99
- All Features Bundle (50% Off)$9.99
Questions
Is Optical Surface Recognition free?
Is BatchOptimize free?
Which has better reviews, Optical Surface Recognition or BatchOptimize?
Do Optical Surface Recognition or BatchOptimize have ads?
Which is updated more often, Optical Surface Recognition or BatchOptimize?
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