BIFF vs Sidefeed
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
BIFF
Access comprehensive information about film screenings, schedules, and events for the Busan International Film Festival. Create your personalized viewing schedule with this official application.
- Film screening information
- Event schedules
- Personalized timetable creation
- Festival event details
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Sidefeed
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The Trending page is gone from the YouTube app. Sidefeed brings it back. Browse the official most-popular charts of 14 countries, refreshed every 3 hours. See which videos are rising with β²/βΌ/NEW badges for 6-hour rank movement, and read the category mix of the chart at a glance. Making videos? Sidefeed doubles as a research tool: compare 14 countries, 14 categories, and Sidefeed's own Radar ranking to find the signal for your next video. β Seeing what's rising right now Every trending video shows β²N / βΌN / NEW badges for 6-hour rank change. Top Movers gathers the biggest climbers in a dedicated row, and a colored stacked bar shows which categories own the chart β on a single line. β Checking charts in other countries Switch between United States, Japan, South Korea, United Kingdom, Germany, France, Australia, Canada, Switzerland, Netherlands, Sweden, Singapore, Taiwan, and Hong Kong with one tap. See where your category travels and what's working in other markets. β Looking for your next topic See what's catching on in 14 categories (Entertainment, Music, Gaming, Sports, Comedy and more), without YouTube's personalization. Pick 1β3 interests in Discover (or all 14 with Pro) to see popular videos in those categories only. β Catching breakouts before the big charts do Sidefeed Radar merges trending and all 14 category charts, then re-ranks by Radar Score β views-per-hour, engagement rate, and 6-hour rank lift. Surfaces small-channel breakouts that absolute-views rankings miss. β Why this video? Tap a Discover video to see how it fits the current feed: category candidate pool, estimated response rank, and channel variety signals. β Your research queue (Pro) Save inspiration with Watch Later, synced across devices via iCloud. Mute videos or block channels you don't care about so the feed matches your workflow. β Sidefeed Pro β’ All 14 categories Β· unlimited country switching β’ Radar top 50 (free shows top 10) β’ Watch Later Β· iCloud sync across devices β’ Monthly or yearly plan β’ Auto-renewing subscription. Cancel anytime. Payment will be charged to your Apple ID account at purchase confirmation. Subscription automatically renews unless canceled at least 24 hours before the end of the current period. Manage or cancel in Settings > Apple ID > Subscriptions. Terms of Use: https://kkiruk-studio.github.io/terms-of-service-app/ Privacy Policy: https://kkiruk-studio.github.io/privacy-policy-app/
Screenshots
Verdict
The clearest difference is in-app purchases: BIFF at none against Sidefeed's 2. BIFF also leads on update cadence (every 5 days vs every 10 days). On price, ads, device support and iOS requirement 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
Both are free to download. Sidefeed sells 2 in-app purchases, starting at $7.99 per month. BIFF asks for nothing beyond the download.
BIFF ships an update every 5 days, Sidefeed every 10 days. The most recent releases landed on October 19, 2026 and October 25, 2026 respectively.
| Parameter | BIFF | Sidefeed |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 20.8% of reviews | β |
| Update frequency | Every 5 days β better | Every 10 days |
| Ads | No | No |
| In-app purchases | No β better | Yes |
| Monetization | Free | β |
| Devices | iPhone | iPhone, iPad β better |
| Requires iOS | 16.4 β better | 17.0 |
| Further details β not scored | ||
| Size | 37 MB | 2 MB |
| Age rating | 12+ | 12+ |
| Developer | Busan International Film Festival | SungHyuk Yoon |
In-app purchases
BIFF
No in-app purchases
Sidefeed
- Sidefeed Pro Monthly$7.991 Month
- Sidefeed Pro Yearly7 Days trial$49.991 Year








