Cornell Self vs doublechin
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Cornell Self
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Cornell University Library Self-Checkout is a quick and convenient way to borrow items from our collection. Download the app on your smartphone or tablet, and use it anywhere inside participating library locations on the Ithaca campus. You can even check out books straight from the shelves! The app will automatically recognize your library location. Just enter your Cornell ID number into the app when prompted, and use the camera on your smartphone or tablet to scan the barcodes of the items you’d like to check out. In addition to the app, self-checkout kiosks are available. This pilot program is currently not available for Adelson Library, the Mui Ho Fine Arts Library, and the Sidney Cox Library of Music and Dance.
doublechin
This app helps long-distance couples stay connected by sharing short video clips of everyday moments. Capture your surroundings and your reaction simultaneously, and build a shared archive of memories. It offers a private space for couples to share their lives despite geographical distance.
- Front-and-back camera clips
- Shared daily video moments
- Private couple archive
- Generate video reels
- Add song of the day
- Invite-only pairing
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doublechin is an LDR app for couples who want to feel closer through tiny daily moments. Capture quick front-and-back camera clips: what you see, plus your face in the moment. Share meals, little highlights, and the everyday pieces of life that usually get lost in a time zone gap. Made for long-distance couples: - Post tiny daily video moments - Capture the scene and your reaction together - See your partner's previous day when your schedules do not overlap - Keep breakfast, lunch, dinner, and life highlights in one shared grid - Add a song of the day - Generate reels from moments you both shared - Save a private archive of the little things you would have missed Invite one partner to share your everyday moments. There is no public feed, no strangers, and no pressure to perform for anyone else. Triple Chin unlocks your full couple history, unlimited reels, and watermark-free reel exports. Terms of Use: https://doublechinapp.com/terms Privacy Policy: https://doublechinapp.com/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: Cornell Self at none against doublechin's 1. Cornell Self also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, update cadence and ads 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. doublechin sells 1 in-app purchase, starting at $3.99 per month. Cornell Self asks for nothing beyond the download.
Cornell Self ships an update fortnightly, doublechin every 9 days. The most recent releases landed on October 20, 2026 and October 9, 2026 respectively.
| Parameter | Cornell Self | doublechin |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Fortnightly | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 356 MB | 22 MB |
| Age rating | 17+ | 17+ |
| Developer | Meescan Inc. | Joshua Dirga |
In-app purchases
Cornell Self
No in-app purchases
doublechin
- Triple Chin$3.991 Month









