FrameSmoother vs Margin
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
FrameSmoother
Transform choppy videos into smooth footage with AI-powered frame interpolation. Achieve fluid slow-motion effects up to 8x, or convert videos to 60 or 120fps. Process videos locally on your device for enhanced privacy.
- AI frame interpolation for smooth motion
- Slow motion up to 8x
- Convert to 60 or 120fps
- Trim video sections
- Anime frame de-duplication
- Local video processing
- Before/After comparison slider
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Smooth out choppy video at 60 or 120fps, slow footage down without stutter, and strip the duplicate frames out of anime. New frames are generated by AI on the phone itself, not in the cloud. One-time purchase, subscription-free and ad-free. Slow motion that stays smooth Slow it down by up to 8x. Instead of repeating frames, the app generates the in-between frames, so motion stays fluid even at 8x. Features: - Convert to a target frame rate (60 / 120fps) or by a multiplier (2x / 4x) - Slow motion up to 8x - Trim: process only the part you choose - Anime: remove duplicate frames from anime drawn on twos or threes, then fill in the motion between drawings - Stabilization: reduce camera shake in handheld footage - Two quality modes: High Quality (AI) and Fast (no AI) - Queue up to 5 videos; they are processed one after another - Before/After comparison slider with frame-by-frame scrubbing - Export as mp4 or mov, save to Photos or share with AirDrop Privacy: Videos are processed locally and are not uploaded. FrameSmoother gathers no data. Pricing: Every feature is included in a single one-time purchase, without a subscription or ads. Requirements: - iOS 16 or later
Margin
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Margin adds clean white or black borders to your photos. That's it. No ads β not on screen, and never when you save. β Made for 4:5 posts Add a clean border in one tap at 4:5, the size that fills the most space in the feed. 1:1, 9:16 (Stories), and the original ratio are available too. β Same margins across your carousel (Pro) Load up to 20 photos at once and save or share them all with identical margins. β Margins in 0.1% steps Fine-tune the border with the slider or the +/β buttons. Save your favorite settings and get the same look every time. β Place your photo exactly Drag to move, pinch to zoom. Fit Width and Fit Height are just one tap away. β White or black Choose the border color that suits your photo. β Full resolution Your photos are saved without losing quality, and you can share them straight to Instagram and other apps. β Margin Pro (one-time purchase) γ»Batch edit up to 20 photos with the same margins γ»Frame colors suggested from your photo, or pick any color you like Buy once, keep it forever. No subscription. β Privacy Everything happens on your iPhone. Your photos are never uploaded.
Screenshots
Verdict
The clearest difference is price: Margin at Free against FrameSmoother's $1.99. On update cadence, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Margin is free to download; FrameSmoother costs $1.99 up front. FrameSmoother sells 1 one-off in-app purchase and Margin sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
FrameSmoother ships an update weekly, Margin fortnightly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.
| Parameter | FrameSmoother | Margin |
|---|---|---|
| Price | $1.99 | Free β better |
| Positive reviews | 0.0% of reviews | β |
| Update frequency | Weekly β better | Fortnightly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Paid | β |
| Devices | iPhone | iPhone |
| Requires iOS | 16.0 β better | 17.0 |
| Further details β not scored | ||
| Size | 13 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Kohei Omori | Yoshinao Ito |
In-app purchases
FrameSmoother
- Lifetime$1.99
Margin
- Margin Pro$1.99









