Duon vs GasKo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Duon
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DUON – Your Companion for Indoor Navigation Navigate large indoor spaces with confidence using DUON's interactive indoor maps and smart wayfinding. Whether you're visiting a shopping mall, hospital, hotel, airport, school, government office, event venue, or other supported destinations, DUON helps you find your way with ease. No more getting lost or wasting time searching for stores, offices, amenities, or points of interest. DUON provides an intuitive indoor navigation experience designed to help you explore complex venues more efficiently. Explore with Interactive Indoor Maps: View detailed indoor maps and navigate confidently through supported destinations. Easily locate stores, offices, facilities, and other points of interest with an interactive map built for seamless exploration. Smart Indoor Navigation: Generate turn-by-turn directions to your destination and navigate across multiple floors and buildings with ease. DUON helps you find the best route so you can spend less time searching and more time enjoying your visit. Discover What's Around You: Find nearby stores, restaurants, services, amenities, and other destinations within the venue. Explore everything your destination has to offer from a single app. Promotions, Events & More: Browse the latest promotions, events, and featured attractions available at supported destinations so you never miss what's happening during your visit. Find Essential Amenities: Quickly locate restrooms, ATMs, elevators, escalators, clinics, parking areas, transport terminals, and other important facilities whenever you need them. Cinema & Entertainment: Check movie schedules, discover what's currently showing, and navigate directly to cinemas within supported venues. Built for More Than Just Shopping Malls DUON is designed to support a wide variety of destinations, including: • Shopping Malls • Hospitals • Hotels • Airports • Schools & Universities • Government Offices (LGUs) • Event Venues • Retail Establishments • And many more as we continue to expand. Our mission is to make indoor navigation simple, intuitive, and accessible—helping people confidently explore every destination they visit. Your companion for interactive indoor maps. Saan ba? DUON
GasKo
Find the cheapest fuel prices and EV charging stations in real-time across the Philippines. Compare prices, track fuel costs, and save money on every fill-up. Drivers can contribute updates and earn rewards.
- Find cheapest gas prices
- Compare diesel prices
- Locate EV charging stations
- Real-time community updates
- Earn rewards for contributions
- Station details view
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Never overpay for fuel again. GasKo helps drivers across the Philippines find cheaper gas prices, diesel prices, and EV charging stations in real time. Use GasKo as your daily fuel price tracker to compare nearby stations, find the cheapest gas near you, and save money on every fill-up or EV charge. Whether you drive a car, motorcycle, Grab vehicle, taxi, jeepney, delivery vehicle, truck—or an EV—GasKo helps you drive smarter. Find cheaper fuel near you Compare gas prices in the Philippines Compare diesel prices in the Philippines Find nearby gas stations Use our gas station finder Find EV charging stations in the Philippines View station details instantly Real-time community updates GasKo is powered by local drivers who report real-time fuel prices in the Philippines. Help others save money by: Updating fuel prices Adding new stations Reporting incorrect prices Earn rewards Contribute updates and earn points. Compete through: Rankings Leaderboards Achievements Future rewards Built for Philippine drivers Perfect for: Daily commuters Motorcycle riders Grab drivers Taxi drivers Delivery riders Jeepney drivers Truck drivers Fleet operators EV owners Why GasKo? Fuel prices change constantly. GasKo helps you: Find cheaper fuel faster Track gas prices near you Save money daily Drive smarter Let's save together. Download GasKo today.
Screenshots
Verdict
Duon and GasKo are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
Duon ships an update every 9 days, GasKo every 8 days. The most recent releases landed on October 9, 2026 and October 5, 2026 respectively.
| Parameter | Duon | GasKo |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.7 (3 ratings) — better |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 9 days | Every 8 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 50 MB | 72 MB |
| Age rating | 4+ | 12+ |
| Developer | DUON | Catalyst Software LLC |
In-app purchases
Duon
No in-app purchases
GasKo
No in-app purchases









