Comparison

4WD Racing vs Brain Printer

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

Head to head
About

4WD Racing

Features
Read full description

App is used to connect toy cars 1. Connect the toy car with Bluetooth 2. Real time display of vehicle status data 3. Vehicle track record 4. Timing several laps

About

Brain Printer

Scan your head to estimate brain volume and generate a 3D-printable model. This app uses facial scanning to calculate head circumference and convert measurements into a downloadable STL file for 3D printing.

Highlights
  • Brain size estimation
  • Facial scanning technology
  • 3D model generation
  • Downloadable STL file
  • Share results
Features
Read full description

Measure Your Brain Size & Create a 3D Model Scan your head, estimate brain size, and generate a 3D-printable model in seconds. Using facial scanning technology, the app calculates head circumference and brain volume, then converts the data into a downloadable STL file. Features: • Brain Size Estimation – Get an approximation of your brain volume based on head measurements. • Face Scanning – Uses your device’s camera to capture head shape and dimensions. • 3D Model Generation – Creates a printable STL file of your estimated brain size. • Download & Share – Save your model for 3D printing or share your results. Get started now and turn your scan into a 3D model. End User License Agreement: www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

4WD Racing4 screens
Brain Printer4 screens

Verdict

The call

The clearest difference is in-app purchases: 4WD Racing at none against Brain Printer's 2. 4WD Racing also leads on device support (3 vs 1) and iOS requirement (9.0 vs 18.2). On price and ads 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. Brain Printer sells 2 in-app purchases, starting at $2.99 per 7 days. 4WD Racing asks for nothing beyond the download.

Scorecard3 real differences · 7 level
4WD Racing versus Brain Printer: the parameters behind the verdict, then further details
Parameter4WD RacingBrain Printer
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—2 — better
Update frequency—Fortnightly
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS9.0 — better18.2
Further details — not scored
Size12 MB220 MB
Age rating4+17+
Developer健 吴Steven Strange

In-app purchases

None

4WD Racing

No in-app purchases

2 purchases

Brain Printer

Subscriptions1
  • Save Unlimited STL Files$2.997 Days
One-time1
  • Single STL File$4.99

Questions

Is 4WD Racing free?
4WD Racing is free to download, with no in-app purchases.
Is Brain Printer free?
Brain Printer is free to download, with in-app purchases available.
Do 4WD Racing or Brain Printer have ads?
Neither 4WD Racing nor Brain Printer shows ads.

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