Comparison

FitmentStudio vs Duality

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

FitmentStudio

This app helps you find the perfect wheel size for your vehicle, including camber adjustments. Browse and upload community-shared fitment details with images, and discover automotive sponsors for your build.

Highlights
  • Fitment calculator with camber adjustment
  • Community-powered fitment gallery
  • Upload wheel and car specs
  • Discover automotive sponsors
  • View vehicle build images
Features
Read full description

The all in one stop shop to master your vehicles fitment Fitment Calculator - Fitment calculator to help you find the perfect size wheel for your vehicle including camber adjustment. Fitment Gallery - Powered by the community. View and upload details about your fitment including the specs of the wheels and a image of the car Sponsors - Ability to find automotive companies to help you with your build at your finger tips

About

Duality

Secure your internet connection with a VPN that offers split tunneling and custom routing. Protect your data on public Wi-Fi, work remotely with peace of mind, and enjoy fast, private browsing. Choose which apps and websites use the VPN for optimized speeds.

Highlights
  • Free VPN with one-tap connection
  • Kill switch with DNS leak protection
  • Split tunneling for selective traffic routing
  • GeoIP routing for optimized connections (Premium)
  • Strict no-logs policy
  • Unlimited speed, no throttling
  • Local network access while connected
Features
Read full description

Duality - VPN & Proxy gives you fast, secure, and private internet access — completely free to start. Whether you're browsing on public Wi-Fi, working remotely, or simply want peace of mind, Duality keeps your data protected and your connection fast. What makes Duality different? Split tunneling and custom routing. Choose which apps and websites go through the VPN and which connect directly. Exclude local traffic within your own country for blazing-fast local speeds while keeping full VPN protection for everything else. With GeoIP routing (Premium), you get intelligent, location-aware connections that optimize both speed and privacy. Features: • Free VPN — no complicated setup, connect in seconds • Kill switch with DNS leak protection — your real IP stays hidden, always • Split tunneling — route only the traffic you choose through the VPN • GeoIP routing (Premium) — smart, location-based server selection • Strict no-logs policy — we never track, store, or sell your activity • Up to 5 devices on Basic, unlimited on Premium • Available on iPhone, iPad, and Mac • Face ID and biometric authentication for quick, secure access • Traffic monitoring and alerts — stay informed about your data usage • Local network access while connected — use printers, smart home devices, and more • One-tap connection — get protected instantly • Unlimited speed, no throttling — stream, download, and browse without limits Flexible plans to fit your needs: • Free — try Premium features free for 7 days • Basic — protect up to 5 devices with full VPN features • Premium — unlimited devices, GeoIP routing, and priority support • Lifetime option available for the best long-term value Download Duality - VPN & Proxy today and take control of your online privacy. Fast, free, and built for the way you browse. App is using the standard Apple Terms of Use (EULA) https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

FitmentStudio4 screens
Duality4 screens

Verdict

The call

The clearest difference is in-app purchases: FitmentStudio at none against Duality's 7. Duality's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 4 months). On price, review sentiment, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Duality sells 7 in-app purchases, starting at $5.99 per month. FitmentStudio asks for nothing beyond the download.

UpkeepUpdate frequency

FitmentStudio ships an update every 4 months, Duality every 3 weeks. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

Scorecard4 real differences · 6 level
FitmentStudio versus Duality: the parameters behind the verdict, then further details
ParameterFitmentStudioDuality
PriceFreeFree
Rating—3.7 (3 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings—3 — better
Update frequencyEvery 4 monthsEvery 3 weeks — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFreemium
DevicesiPhone, iPadiPhone, iPad, Mac — better
Requires iOS16.016.0
Further details — not scored
Size10 MB127 MB
Age rating4+4+
DeveloperBartosz WielochFundamental Projects S.L.R.

Customer experience

FitmentStudio

Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Duality

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

FitmentStudio

No in-app purchases

7 purchases

Duality

Subscriptions4
  • Basic subscription$5.991 Month
  • Premium for 1 month7 Days trial$8.991 Month
  • Basic yearly subscription$23.991 Year
Show 1 more
  • Premium for 1 year7 Days trial$36.991 Year
One-time3
  • Bandwidth of 15GB$1.99
  • Package of 70GB$3.99
  • Package of 150GB$8.99

Questions

Is FitmentStudio free?
FitmentStudio is free to download, with no in-app purchases.
Is Duality free?
Duality is free to download, with in-app purchases available.
Do FitmentStudio or Duality have ads?
FitmentStudio shows ads; Duality does not.
Which is updated more often, FitmentStudio or Duality?
FitmentStudio ships an update every 4 months, and Duality every 3 weeks. Most recently, FitmentStudio was updated on October 24, 2026 and Duality on October 26, 2026.

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