FilterFit vs Duoza
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
FilterFit
Easily find the correct automotive filters and wiper blades for your vehicle. Input your car's details or scan the VIN to get precise OEM and aftermarket part numbers. Direct links to purchase from major retailers are provided.
- Vehicle-specific filter and wiper lookup
- VIN scan or manual vehicle selection
- OEM and aftermarket part number matches
- Direct links to retailers
- Save vehicles and set service reminders
- EV-aware filter identification
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FilterFit β Find the right filter for your car in seconds. Stop guessing part numbers and cross-referencing charts. FilterFit matches your exact vehicle to the oil, engine air, cabin air, fuel, and transmission filters it takes β plus wiper blade sizes β all in one place. Pick your car by year, make, model, trim, and engine, or scan your VIN, and FilterFit shows the genuine OEM part number alongside trusted aftermarket equivalents β Mobil 1, Purolator, FRAM, WIX, K&N, NAPA, AMSOIL, and more. Matches are engine-aware and year-accurate, so a V6 and a 4-cylinder of the same model get their correct, different filters β not a one-size-fits-all guess. When you're ready to buy, jump straight to the official brand finders or trusted retailers (Amazon, AutoZone, O'Reilly, RockAuto, Walmart, eBay). Doing a quick oil change or planning your next service? FilterFit keeps it simple, fast, and accurate. Features Vehicle-specific lookup for 6 filter & wiper types VIN scan or manual year/make/model/trim/engine selection Engine-aware, year-correct OEM + aftermarket matches with confidence ratings Official brand part-finders and direct buy links from major retailers Part-number cross-reference and barcode part scanner Your Garage: save vehicles and track oil-change intervals & reminders See which company actually makes each filter brand Deals on filters, parts, and accessories EV-aware β knows when a vehicle has no oil or fuel filter Accessible by design (Dynamic Type, VoiceOver, high-contrast, dyslexia-friendly) and available in multiple languages Clean, fast, no-nonsense interface Always confirm final fitment with the manufacturer or retailer before purchase. Part numbers are matched from known references and rated for confidence β never fabricated.
Duoza
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Duoza is a local bookkeeping app designed for couples and families who want to keep track of their finances together. It launches quickly with no network delays, requires no account or sign-in, contains no ads, and does not rely on third-party servers. You can use Duoza as a simple personal bookkeeping app on a single device. Or pair two devices to keep your household ledger in sync. Each device keeps its own copy of the data, providing an additional backup. When you get home, connect both devices to the same Wi-Fi network and open Duoza β your transactions will sync automatically. Duoza currently supports iOS and HarmonyOS 5.0 or later. We will continue improving and updating the app. Feedback and suggestions are always welcome through your app store review. ## Current Features 1. Local manual bookkeeping 2. Local network device pairing and data synchronization 3. Annual and monthly statistics 4. Transaction search 5. Category and quick-note tag management 6. Bookkeeping reminders 7. Shortcuts 8. Transaction export
Screenshots
Verdict
The clearest difference is price: Duoza at Free against FilterFit's $0.99. Duoza also leads on ads (none vs shown) and iOS requirement (17.0 vs 26.0). On update cadence, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Duoza is free to download; FilterFit costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
FilterFit ships an update weekly, Duoza fortnightly. The most recent releases landed on October 13, 2026 and October 5, 2026 respectively.
| Parameter | FilterFit | Duoza |
|---|---|---|
| Price | $0.99 | Free β better |
| Positive reviews | 0.0% of reviews | β |
| Update frequency | Weekly β better | Fortnightly |
| Ads | Yes | No β better |
| In-app purchases | No | No |
| Monetization | Free | β |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 26.0 | 17.0 β better |
| Further details β not scored | ||
| Size | 10 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Bryan Carroll | θ δ½ |
In-app purchases
FilterFit
No in-app purchases
Duoza
No in-app purchases









