KeyFilter vs Grab HD Video Frames
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KeyFilter
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Upscale photos to a maximum resolution of 8192 x 8192. Directions ---------- 1. Tap the + button on the top right navigation bar to import a file 2. Select a photo to edit by tapping the photo thumbnail in the application 3. Tap the Save button on the top right navigation bar 4. Choose the output resolution
Grab HD Video Frames
Extract high-quality still images from any video with precise frame-by-frame control. Easily scrub through footage to capture the perfect moment, whether it's an action shot or a slow-motion highlight. Save multiple frames quickly with a simple, distraction-free interface.
- Save high-quality frames from any video
- Frame-accurate controls for precision
- Simple, distraction-free interface
- Export images in full resolution
- View and save multiple frames
- Smooth video playback and scrubbing
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VidGrab – Save Perfect Frames From Video Turn any video into high-quality still images in seconds. VidGrab makes it easy to scrub through your videos frame by frame, save the exact moment you want, and enhance it with AI upscaling up to 4K. Whether it's action shots, sports clips, slow-motion moments, or the perfect freeze frame, VidGrab gives you precise control with a simple, focused workflow. VidGrab is free to download and use. Some features are limited on the free plan, and an optional Premium subscription (auto-renewing, purchased in-app) unlocks everything — details below. Two Powerful Views Player View • Play and pause video smoothly • Skip forward or back 1 frame at a time • Jump 5 frames for faster navigation • Save the exact frame you see All Frames View • Instantly view every frame in the video • Pinch to zoom between 2, 3, and 4 columns • Scroll and select the best shots • Save multiple frames quickly 4K AI Upscaler (Premium) • Enhance any frame — or any photo from your library — with AI • Upscale up to 4K for crystal-clear detail • Compare original and upscaled side by side before saving Features • Save high-quality frames from any video • Frame-accurate controls for precision • Simple, distraction-free interface • Export images in full resolution • Perfect for sports, action, creators, and highlights Free vs Premium VidGrab is a free app with in-app purchases. Here's exactly what you get: Free • Save a limited number of frames • Exports include a small VidGrab watermark • Browse and preview every frame with no limits Premium (auto-renewing subscription) • Unlimited frame saves • Watermark-free exports • 4K AI upscaling for frames and photos Payment is charged to your Apple Account at confirmation of purchase. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime in your Apple Account settings. Designed for speed. Built for precision. CONTACT: Jordanzeleny@gmail.com TERMS OF USE: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ PRIVACY: https://sites.google.com/view/vidgrab
Screenshots
Verdict
The clearest difference is price: Grab HD Video Frames at Free against KeyFilter's $0.99. Grab HD Video Frames also leads on update cadence (fortnightly vs every 6 months). KeyFilter's advantage is in-app purchases (none vs 9) and iOS requirement (13.0 vs 16.0). On ads and device support 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
Grab HD Video Frames is free to download; KeyFilter costs $0.99 up front. Grab HD Video Frames sells 8 in-app purchases, starting at $4.99 per 7 days. KeyFilter asks for nothing beyond the download.
KeyFilter ships an update every 6 months, Grab HD Video Frames fortnightly. The most recent releases landed on October 4, 2026 and October 16, 2026 respectively.
| Parameter | KeyFilter | Grab HD Video Frames |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | — | 4.4 (98 ratings) — better |
| Positive reviews | — | 41.7% of reviews |
| Number of ratings | — | 98 — better |
| Update frequency | Every 6 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, Mac |
| Requires iOS | 13.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 2 MB | 40 MB |
| Age rating | 4+ | 4+ |
| Developer | Michael Newell | Jordan Zeleny |
In-app purchases
KeyFilter
No in-app purchases
Grab HD Video Frames
- Pro3 Days trial$4.997 Days
- Pro$4.997 Days
- Pro2 variants$9.991 Month
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- Pro$14.993 Months
- Pro3 Days trial$19.991 Year
- Pro$19.991 Year
- Pro$9.99
- Pro$39.99









