UN Decoder & Hazmat vs Wich
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
UN Decoder & Hazmat
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WHY UN Decoder& Hazmat? Experience all features completely free for 2 weeks! At the end of your trial, you can choose the plan that suits you best—Monthly or Annual—to continue seamless access. No commitments; you can cancel anytime before the trial ends Your fast, offline, and reliable guide to IATA Dangerous Goods Regulations (DGR). DGR Info System is the essential tool for pilots, cabin crew, and ground staff who need accurate information instantly. Stop flipping through pages. Our app provides three powerful tools in one: UN Number Search (requires paid subscription): Get live suggestions as you type. See all Proper Shipping Names and Drill Codes for a single UN number grouped intelligently in one result. Includes clear warnings for restricted items. Drill Code Decoder (free): Select any combination of drill numbers and letters to get full explanations of emergency procedures and hazards. Briefings become easy. Passenger Baggage Guide (free): Quickly search for common items (laptops, aerosols, etc.) and see clear rules for cabin, checked, and on-person carriage. Designed by aviation professionals for aviation professionals. Make your DGR checks faster and more efficient. Download today. Just a cup of coffee a month that’s all it takes to unlock. Subscribe monthly or yearly and cancel anytime up to 24 hours before renewal. We believe in our app — that’s why we offer monthly plans. Try it just for one month, you won’t regret it.
Wich
This app offers a quick and visually appealing way to make random choices without any distractions. It features multiple decision modes and a history log for past selections. The app is designed for users who want to avoid overthinking and get a swift answer.
- Multiple decision modes
- Random selection
- History log
- Ad-free experience
- No tracking
- One-time purchase
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Stop overthinking. Start deciding. Wich gives you a fast, beautiful way to make random decisions. No wheels, no spinners, no ads. Just tap and get your answer. 8 DECISION MODES · Yes/No · Heads/Tails · Even/Odd · Red/Black · Left/Right · Go/Wait · Sweet/Savory · Random 1–10 CLEAN & SIMPLE One tap. One answer. A satisfying animation. That's it. HISTORY LOG See your recent decisions at a glance. Clear anytime. NO ADS. NO TRACKING. NO SUBSCRIPTIONS. Pay once, use forever. We don't collect any data, period. Perfect for settling debates, picking teams, choosing restaurants, or just letting the universe decide.
Screenshots
Verdict
The clearest difference is in-app purchases: Wich at none against UN Decoder & Hazmat's 2. UN Decoder & Hazmat's advantage is iOS requirement (13.0 vs 16.6). On price, ads 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. UN Decoder & Hazmat sells 2 in-app purchases, starting at $0.99 per month. Wich asks for nothing beyond the download.
| Parameter | UN Decoder & Hazmat | Wich |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 weeks | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 47 MB | 0 MB |
| Age rating | 12+ | 4+ |
| Developer | AYLIN BICEN | Borbole Companies LLC |
In-app purchases
UN Decoder & Hazmat
- Pro Membeship ( 1 Month )$0.991 Month
- Pro Membership ( 1 Year )$9.991 Year
Wich
No in-app purchases









