Comparison

PSA vs Engine Swap Guide for GT7

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

Head to head
About

PSA

Manage your trading card collection by identifying, tracking, and organizing your cards. Submit them for grading, track your orders, and sell them through integrated platforms. Access pricing data and market trends to enhance your collecting and selling decisions.

Highlights
  • Scan and identify cards for pricing
  • Track portfolio value and trends
  • Organize graded and ungraded cards
  • Submit cards for professional grading
  • Track grading order progress
  • Sell cards via eBay and PSA Vault
Features
Currently charting
Read full description

Identify, track, grade, organize, and sell your cards with PSA. Scan cards to identify them and research pricing in seconds. Build a portfolio to see what your cards are worth and how its value changes over time. Add graded and ungraded cards, organize your collection, submit directly to PSA for grading, and sell through the PSA Vault and eBay. Whether you collect sports cards, Pokémon, ONE PIECE, Magic: The Gathering, Yu-Gi-Oh!, or other trading cards, PSA gives you the tools to manage more of your collection in one place. TRACK & MANAGE YOUR CARDS Scan & Price Cards Scan sports and trading cards to quickly identify them and access pricing and market data. Track Your Portfolio See what your cards are worth and how your portfolio is performing over time. Change date ranges, follow trends, and identify your biggest movers to make more informed collecting and selling decisions. Track Ungraded Cards Add ungraded cards alongside your graded cards for a more complete view of what you own. Access price estimates, review sales history, and track value over time. Organize & Share Create custom folders and sort or filter your cards by grade, value, category, and more. Share public links to show off your collection or cards you have available for sale or trade. Verify PSA Cards Scan PSA labels to verify certification details and access card information and market insights. Enhance Card Images Use Slab Studio tools to create polished images of your graded and ungraded cards. SUBMIT FOR GRADING Build Your Submission Create and manage PSA submissions for trading cards directly from the app. Track Your Order Follow your cards through the grading process and receive updates as your order progresses. Reveal Your Grades Experience your newly graded cards through PSA's interactive grade reveal experience. SELL YOUR CARDS Sell on eBay List eligible cards directly from your grading order or the PSA Vault as an auction or Buy It Now listing through the PSA | eBay Store. Accept PSA Partner Offers Receive and accept eligible zero-fee offers directly within the grading and vaulting experience. Vault & Sell Store eligible cards securely in the PSA Vault and list them for sale on eBay when you're ready. From identifying your next card to grading, tracking, organizing, vaulting, and selling it, PSA helps you get more from your collection. For more info, please visit https://www.PSAcard.com/apps. Note: Data entry errors may occasionally lead to conflicting database and card holder info.

About

Engine Swap Guide for GT7

This app provides a quick reference for all engine swaps available in Gran Turismo 7. Easily find compatible engines for any car or cars that can use a specific engine, helping you plan your dream builds.

Highlights
  • Browse all available engine swaps
  • Search by car brand
  • Search by engine code
  • Real-time search filters
  • Organized and up-to-date data
  • Tailored for GT7 players
Features
Read full description

Tired of guessing which engines fit which cars in Gran Turismo 7? Engine Swap Guide is the unofficial ultimate quick-reference app for all GT7 players who want to plan their dream builds with ease. Browse all available engine swaps in GT7, organized by car brand or engine code. Whether you're fine-tuning your garage, planning your next competitive build, or just curious about swap options, this guide puts all the information at your fingertips. Features: - Search by Car Brand – Instantly see which engines can be swapped into every model. - Search by Engine Code – Find all cars compatible with a specific engine. - Real-time Search Filters – Quickly narrow down results as you type. - Organized & Up-to-Date Data – Clean lists updated with the latest swap information from GT7. - Tailored for Gran Turismo 7 Players – Built specifically for GT7’s swap system. Perfect for casual players and hardcore tuners alike, Engine Swap Guide is the essential unofficial companion app for making the most of Gran Turismo 7’s engine swap feature.

Screenshots

PSA4 screens
Engine Swap Guide for GT73 screens

Verdict

The call

The clearest difference is ads: Engine Swap Guide for GT7 at none against PSA's shown. Engine Swap Guide for GT7 also leads on monetization model (free vs ad-supported). PSA's advantage is update cadence (every 4 days vs every 9 months) and ratings volume (64K vs 11). On price, rating, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Engine Swap Guide for GT7 holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: PSA has 64K ratings behind it against 11, so its average is the more settled of the two.

UpkeepUpdate frequency

PSA ships an update every 4 days, Engine Swap Guide for GT7 every 9 months. The most recent releases landed on November 11, 2026 and November 5, 2026 respectively.

Scorecard5 real differences · 6 level
PSA versus Engine Swap Guide for GT7: the parameters behind the verdict, then further details
ParameterPSAEngine Swap Guide for GT7
PriceFreeFree
Rating4.8 (64K ratings)5.0 (11 ratings) — better
Positive reviews57.4% of reviews—
Number of ratings64K — better11
Update frequencyEvery 4 days — betterEvery 9 months
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supportedFree — better
Best chart rank#21 — better—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better17.0
Further details — not scored
Size184 MB8 MB
Age rating17+4+
DeveloperPSAPatrik Ell

Bugs and requests

PSA

Reported bugs

4 issues
  • Frequent app crashes and freezes
  • Login and authentication issues
  • Inaccurate card information and pop reports
  • Submission status not updating properly

Requested features

5 requests
  • Ability to sort and filter collection
  • Integration with eBay for listing cards
  • Historical market data and price trends
  • Customizable notification settings
  • Improved scanning and card identification

Engine Swap Guide for GT7

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

PSA

No in-app purchases

None

Engine Swap Guide for GT7

No in-app purchases

Questions

Is PSA free?
PSA is free to download, with no in-app purchases.
Is Engine Swap Guide for GT7 free?
Engine Swap Guide for GT7 is free to download, with no in-app purchases.
Which has better reviews, PSA or Engine Swap Guide for GT7?
Engine Swap Guide for GT7 is rated higher. PSA averages 4.8 out of 5 from 64K ratings, while Engine Swap Guide for GT7 averages 5.0 from 11 ratings.
Do PSA or Engine Swap Guide for GT7 have ads?
PSA shows ads; Engine Swap Guide for GT7 does not.
Which is updated more often, PSA or Engine Swap Guide for GT7?
PSA ships an update every 4 days, and Engine Swap Guide for GT7 every 9 months. Most recently, PSA was updated on November 11, 2026 and Engine Swap Guide for GT7 on November 5, 2026.

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