SeamStack vs Sewzy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SeamStack
Organize all your sewing projects, from current works-in-progress to completed creations. Track project details, store measurements with history, and access built-in size charts. Build a personal archive of your sewing journey.
- Project tracking with status and photos
- Measurement profiles with history
- Built-in size charts (inches/cm)
- Cloud storage for data backup
- Clean and intuitive design
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SeamStack is the organizational tool sewists have been asking for. Keep all your projects in one place - titles, notes, status, and photos of each creation. See what you're working on now and remember everything you've completed. Store measurements exactly how you need them. Create profiles for everyone you sew for, choose inches or centimeters, and watch how measurements change over time. Important profiles stay pinned at the top. Reference built-in size charts whenever you need them. With SeamStack, you're building your own sewing archive. Look back at what you've made, see how your skills have grown, and feel proud of everything you've created. Features: Project tracking with status updates and photos Measurement profiles with history tracking Built-in size charts (switch between in/cm) Cloud storage that keeps everything safe Clean design that doesn't get in your way SeamStack: Simple. Useful. Yours.
Sewzy
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Learn to sew with 76 sewing patterns in every size, clear step-by-step guides, 119 short lessons and an AI sewing coach that knows the project you're making. Whether it's your first scrunchie, a costume for Halloween, an outfit for your porch goose or clothes that finally fit, Sewzy gives you the pattern, the steps and the help in one app. --- EXPLORE 76 SEWING PATTERNS --- Browse projects in: • Beginner first makes • Porch goose outfits (21 sets for 17, 23 and 27 inch geese) • Plushies and soft toys • Halloween costumes and dress-up • Christmas sewing • Kitchen and home • Baby and kids • Bags and accessories • Clothing Every project shows its difficulty, its sewing time and how many sizes it comes in, so you can pick one that fits your skills and your weekend. New patterns are added regularly. --- EVERYTHING YOU NEED FOR EACH PROJECT --- • Printable PDF pattern in every size (US Letter or A4) • A large A0 copy-shop sheet, no taping needed • Short, clear written steps you can follow at the machine • Fabric amounts and cut sizes for your size • Materials list: fabric, thread, elastic, ribbon • Step-by-step mode in the app that saves your progress --- LEARN TO SEW, ONE LESSON AT A TIME --- 16 short courses, 119 lessons, from beginner to fitting clothes: • Your sewing machine • Pattern symbols and reading a pattern • Hand sewing basics • Fabric basics, cutting and pinning • Seams, finishes, hems and edges • Elastic, casings, zippers and pockets • Curves, darts and gathers • Sewing knits and bias binding • Fit and size adjustments • Mending and upcycling Earn badges and keep a sewing streak. --- SEW SMARTER WITH AI --- FIND A PATTERN FROM A PHOTO • Saw something on Pinterest or in a shop? Add a screenshot • Sewzy shows the closest patterns it has • And tells you what to change to match the look AI SEWING COACH • Ask sewing questions any time • It knows your pattern, your size and its fabric amounts • Get help with stitches, fabric choice, fit and mistakes PHOTO EXPLAIN (Premium) • Snap a confusing instruction • Get it explained in plain words --- SEWING TOOLS --- • Size finder: your measurements to the right size • Fit helper: use any pattern's size chart • Fabric calculator: how much fabric to buy, yards to metres • Print check: make sure your PDF printed at the right scale • Fabric stash: save your fabric and see what you can sew with it --- PERFECT FOR --- • Complete beginners learning to sew • Hobby sewists and DIY makers • Porch goose fans who dress their goose for every season • Parents sewing costumes, toys and baby gifts • Anyone who wants clothes that fit From your first tote bag to a full goose wardrobe, Sewzy helps you go from idea to finished project, one step at a time. Download Sewzy and start sewing today. --- PREMIUM SUBSCRIPTION --- Free: 13 patterns, beginner lessons and 3 coach questions a day. Premium unlocks: • Every pattern in every size • All 16 courses • More AI coach questions and photo search • Photo explain and the fit helper • New premium patterns Sewzy offers auto-renewable weekly and yearly subscriptions. Both plans start with a 3-day free trial for eligible new subscribers. Prices and terms are shown before purchase. Payment is charged to your Apple Account at confirmation of purchase. Your subscription renews automatically unless cancelled at least 24 hours before the end of the current period. Any unused part of a free trial is forfeited when you buy a subscription. Manage or cancel your subscription in your App Store account settings. Patterns by NORYXFinds, for personal use and small handmade sales. Terms of Use: https://tpmbgacbvufbczffumtc.supabase.co/functions/v1/sewzy-legal/terms Privacy Policy: https://tpmbgacbvufbczffumtc.supabase.co/functions/v1/sewzy-legal/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: SeamStack at none against Sewzy's 3. SeamStack also leads on update cadence (daily vs every 2 weeks) and iOS requirement (15.1 vs 17.0). Sewzy's advantage is ads (none vs shown). On price 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
Both are free to download. Sewzy sells 3 in-app purchases, starting at $7.99 per month. SeamStack asks for nothing beyond the download.
SeamStack ships an update daily, Sewzy every 2 weeks. The most recent releases landed on October 17, 2026 and October 15, 2026 respectively.
| Parameter | SeamStack | Sewzy |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (32 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 32 — better | — |
| Update frequency | Daily — better | Every 2 weeks |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 43 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | Lowland Kids | Othmane Zaidy |
Bugs and requests
SeamStack
Reported bugs
1 issue- None mentioned
Requested features
2 requests- Add fabric stash tracking
- Integrate with more pattern companies
Sewzy
Not enough reviews yet to summarise bugs or requests.
In-app purchases
SeamStack
No in-app purchases
Sewzy
- Premium Monthly3 Days trial$7.991 Month
- Premium Yearly Welcome Offer$24.991 Year
- Premium Yearly3 Days trial$29.991 Year









