DIY Sizer vs Kepora
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
DIY Sizer
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DIY Sizer is the all-in-one app for recording measurements and calculating materials for your DIY projects. [Dimension Notes] Save measurements per project. Width, height, and depth are stored to the millimeter โ easy to check while shopping at the hardware store. [Material Calculator] Automatically calculates how much lumber or plywood you need based on dimensions. See cut counts and offcuts at a glance so you buy exactly what you need. [Project Management] Group measurements and materials per project (shelves, tables, bookcases). Run multiple DIY projects in parallel. [Unit Conversion] Switch between millimeters, centimeters, and inches โ handy when working from overseas blueprints. [Photo Notes] Attach a photo to each measurement so you remember exactly where it came from. From first-time DIYers to experienced makers โ speed up every workshop session.
Kepora
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Lost the manual. Can't decode an error code. Always forget when the warranty ends or the filter needs changing. Kepora keeps every appliance and product in your home together: a manual library, an on-device AI that answers plain-language questions about YOUR manuals, plus warranty and maintenance reminders. Everything runs on your iPhone โ no account, no cloud. Your data stays on your device. - Ask in plain words: "what does error E5 mean?", "how do I set the heater?" โ answered from your own manuals. - Works offline. Manuals and AI answers work in airplane mode (only the optional first manual fetch needs the internet). - No account, no home address, no subscription required. - Translate foreign-language manuals and answers on-device. - If Kepora ever disappears, your encrypted backup stays in your own iCloud Drive. The private, offline, account-free way to keep your home's manuals.
Screenshots
Verdict
The clearest difference is in-app purchases: DIY Sizer at none against Kepora's 1. DIY Sizer also leads on ads (none vs shown) and update cadence (every 2 weeks vs monthly). On price, device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Kepora sells 1 one-off in-app purchase. DIY Sizer asks for nothing beyond the download.
DIY Sizer ships an update every 2 weeks, Kepora monthly. The most recent releases landed on October 18, 2026 and October 15, 2026 respectively.
| Parameter | DIY Sizer | Kepora |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks โ better | Monthly |
| Ads | No โ better | Yes |
| In-app purchases | No โ better | Yes |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 17.0 |
| Further details โ not scored | ||
| Size | 8 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | SANWA Inc. | Ryutaro Nakano |
In-app purchases
DIY Sizer
No in-app purchases
Kepora
- Kepora Pro$6.99









