InWin POC vs Caffi
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
InWin POC
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POC is an origami chassis that is easy to fold and form into a mini-ITX enclosure. Builders can follow the 3D-rendered visual aid found within the dedicated app.
Caffi
Monitor your caffeine consumption to improve sleep quality and manage energy levels. Log drinks quickly, see remaining caffeine before bed, and plan future intake to make informed choices.
- Log drinks with a large beverage database
- Calculate remaining caffeine at bedtime
- Predict impact of drinks on sleep
- Track caffeine trends over time
- Manually add custom drinks
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Track your caffeine intake, optimize your sleep, and take control of your energy levels. Do you ever wonder how much caffeine is still in your system? Or why you have trouble sleeping after an afternoon coffee? This caffeine tracker helps you log your drinks, see your current caffeine levels, and predict how much caffeine will still be in your body at bedtime—so you can make smarter choices and sleep better. Features: - Caffeine Tracking Made Easy Log your drinks in seconds with a database of popular beverages from Starbucks, Dunkin’, McDonald's, Celsius, Red Bull, Monster, and more. Manually enter custom drinks if needed. === - See Your Caffeine at Bedtime Instantly calculate how much caffeine will still be in your system when you go to sleep. === - Plan Your Next Drink Find out if that afternoon coffee will keep you wired at night before you take a sip. === Track Trends Over Time View your caffeine intake over days, weeks, or months and see your most consumed drinks. === Stop guessing. Start tracking. Download now to take control of your caffeine intake. Payment will be charged to your Apple ID account at the confirmation of purchase. The subscription automatically renews unless it is canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours before the end of the current period. You can manage and cancel your subscriptions by going to your App Store account settings after purchase. Cancellation of the current active subscription period is not allowed. Terms of Use: https://pattammaro.com/caffi/terms-of-use Privacy Policy: https://pattammaro.com/caffi/privacy-policy
Screenshots
Verdict
The clearest difference is in-app purchases: InWin POC at none against Caffi's 3. InWin POC also leads on device support (3 vs 1) and iOS requirement (11.0 vs 17.0). Caffi's advantage is update cadence (every 5 weeks vs every 4 months). On price 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. Caffi sells 3 in-app purchases, starting at $5.99 per 7 days. InWin POC asks for nothing beyond the download.
InWin POC ships an update every 4 months, Caffi every 5 weeks. The most recent releases landed on September 15, 2026 and August 10, 2026 respectively.
| Parameter | InWin POC | Caffi |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.8 (32 ratings) — better |
| Positive reviews | — | 76.9% of reviews |
| Number of ratings | — | 32 — better |
| Update frequency | Every 4 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 11.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 175 MB | 34 MB |
| Age rating | 4+ | 4+ |
| Developer | In Win Development Inc. | Patrick Tammaro |
In-app purchases
InWin POC
No in-app purchases
Caffi
- Caffi Pro3 Days trial$5.997 Days
- Promotion$24.991 Year
- Caffi Pro$39.991 Year









