Optical flow Analysis vs Blip
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Optical flow Analysis
Analyze motion between video frames and visualize object movement. This utility helps understand visual dynamics in sequences of images.
- Optical flow analysis
- Visualize object movement
- Frame-to-frame comparison
- Motion tracking
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Perform optical flow analysis and visualize the amount of object movement between consecutive frames
Blip
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Blip adds a barcode and QR scanner directly to your iPhone and iPad keyboard workflow. Tap Scan from the Blip keyboard and scan a barcode or QR code. Blip opens your selected browser target and can insert the scan automatically, or you can tap Insert Last Scan. Safari requires returning to your original tab manually. Features: - Custom iOS keyboard with a clean Scan button. - Barcode and QR scanning powered by the device camera. - Automatic return targets for Chrome, Edge, Firefox, Brave, and custom URL schemes; manual Safari fallback. - Optional automatic insertion or an explicit Insert Last Scan tap. - English and German keyboard layouts. - Flexible keyboard configuration: letters, numbers and symbols, big-number pad, or scan-only. - Configurable scan suffix: none, tab, enter, or space. - Optional flashlight, zoom, centered scan area, and scan sound. - Local scan history with retention controls. - Company profiles for sharing consistent settings across a team. - Privacy-first design: local history, no analytics SDK, no ads, no cloud sync, and no tracking. Blip is built for teams that need fast code entry in browser-based tools, inventory systems, forms, and internal workflows.
Screenshots
Verdict
The clearest difference is ads: Blip at none against Optical flow Analysis's shown. Blip also leads on update cadence (every 3 days vs fortnightly). On price, in-app purchases, device support and iOS requirement 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. Neither carries in-app purchases, so what you see is what you pay.
Optical flow Analysis ships an update fortnightly, Blip every 3 days. The most recent releases landed on October 4, 2026 and October 14, 2026 respectively.
| Parameter | Optical flow Analysis | Blip |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Fortnightly | Every 3 days — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.7.2 | 16.0 — better |
| Further details — not scored | ||
| Size | 38 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Hideaki Uchikoshi | Antonio Beslic |
In-app purchases
Optical flow Analysis
No in-app purchases
Blip
No in-app purchases









