Yarn Holder vs GemFolio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Yarn Holder
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Why not manage all your yarn with our app? 【App Features】 ① Streamlined for simplicity and ease of use. ② Designed using familiar iOS gestures like taps, swipes, and long presses. This makes it intuitive and easy to use. ③ No ads displayed, no tracking. Data is stored only on your device or iCloud and will never be sold to third parties. 【Function Overview】 <Real-world yarn management> Manage “different colors” or “different LOT numbers” of the same yarn as separate stock units, mirroring real-world practices. You can also save swatches (gauge) with images for each individual yarn. <Realistic Colors in the App> Save the actual color shades of your registered yarn within the app. Arrange and view your yarn by color sequence based on these saved shades. <Intuitive Management> Stay organized even as your yarn collection grows. We use “folder sorting” and “hashtag sorting” for yarn management. <Customizable Color Themes> Choose your favorite theme from 18 different color options. <Compatible with iPhone and iPad> Sign in with the same Apple account on both iPhone and iPad to sync across devices. <Bonus Tools> Simple counters, a ruler for actual measurements, unit conversion for grams and meters, needle size conversion charts, and more— all the tools you need for knitting are included. ========== To ensure long-term use, there is no subscription required. Experience the simple, intuitive interface of Yarn Holder today. Official Page: https://okapping.github.io/YarnHolder/
GemFolio
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Collect, analyze, and protect your gems, jewelry, and mineral specimens. GemFolio is a collection manager for gem collectors. Track loose stones, jewelry pieces, and rough minerals in one place: species/type, carat, origin, color, purchase price, certificate details, and photos. Great for mineral show finds. Your data stays on-device only, with one-time purchase and no subscription. -- Features -- - Detailed records for every item Log item name, category (loose/jewelry/rough), species/type, carat, origin, color, purchase price, and certificate status. Save up to 5 photos per item. - Visual gallery management Browse and organize your collection in a clean gallery view, and quickly find the item you want. - Analytics & statistics Track species distribution, carat ranges, price brackets, and origin breakdown with charts. - Share cards Turn favorite items into beautiful cards for social media or messages. - AI recommendations (Premium) AI analyzes your collection trends and suggests what to acquire next. Up to 5 suggestions per month. - CSV export Export text data as CSV for spreadsheets and external tools. - Handover & backup Export your full collection (text + photos) as a .gemfolio file for easy device transfer. - Badges & achievements Earn badges as your collection reaches milestones. - Privacy-first design All data is stored locally on your device. No external server uploads. No crash reporting tools. -- Plans -- Free: Up to 20 items. Standard (one-time purchase): Up to 100 items, analytics, share cards, handover, and CSV export. Premium (one-time purchase): Unlimited items + AI recommendations (5/month), plus all Standard features. One-time purchase. No subscription required. -- Perfect for -- - Collectors who want detailed records for loose stones, jewelry, and rough minerals - Anyone who wants to organize and analyze their collection - Collectors seeking AI suggestions for next purchases Terms of service:https://kili0.github.io/gemfolio-docs/terms_of_service.html Apple EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is iOS requirement: GemFolio at 13.0 against Yarn Holder's 18.2. On price, update cadence, ads and in-app purchases 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. Yarn Holder sells 1 one-off in-app purchase and GemFolio sells 4 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.
Yarn Holder ships an update every 9 days, GemFolio every 10 days. The most recent releases landed on October 14, 2026 and October 9, 2026 respectively.
| Parameter | Yarn Holder | GemFolio |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 9 days — better | Every 10 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 18.2 | 13.0 — better |
| Further details — not scored | ||
| Size | 32 MB | 85 MB |
| Age rating | 4+ | 4+ |
| Developer | Naoya Okayama | Toko UEDA |
In-app purchases
Yarn Holder
- Unlocking Yarn Registration Limit$6.99
GemFolio
- GemFolio Supporter$0.991 Month
- GemFolio Premium$1.99
- GemFolio Standard$2.99
- GemFolio Premium$4.99









