Comparison

Accelerometer vs FormosaEV VCU

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

Head to head
About

Accelerometer

Transform your device into a precise 3-axis accelerometer. Monitor live acceleration and G-force readings, record motion data, and export it in various formats for detailed analysis. Ideal for experiments, testing, and engineering.

Highlights
  • Realtime X/Y/Z acceleration
  • G-force measurement
  • Record motion sessions
  • CSV/JSON/XML export
  • Adjustable sample rate
  • Max/Min tracking
Features
Read full description

Turn your iPhone into a precise 3-axis accelerometer. View live acceleration and G-force data, record motion, and export everything for analysis. Features • Realtime X/Y/Z acceleration • G-force measurement • Gravity on / off • CSV / JSON / XML export • Store recorded sessions • Adjustable sample rate • Max / Min tracking • Clean, fast, offline Use it for • Physics experiments • Motion/vibration tests • Vehicle acceleration • Engineering measurements • Hobby projects and diagnostics Simple. Accurate. Instant data. Help us make Accelerometer even better by reviewing it. We'll include your feature requests in future updates.

About

FormosaEV VCU

Features
Read full description

FormosaEV VCU The companion app for EV conversions powered by the Formosa Vehicle Control Unit Formosa VCU Mobile connects you directly to the heart of your custom electric vehicle. Built with OEM-grade reliability and safety in mind, the app gives drivers and builders a powerful, easy way to monitor, configure, and maintain EV conversions from their phones. Using secure Bluetooth Low Energy (BLE), the app links seamlessly to your VCU and delivers real-time vehicle insights so you always know how your EV is performing. REAL-TIME VEHICLE INSIGHTS Stay informed every second you drive. Monitor critical signals, including: • Battery pack voltage, current, and temperature • Motor RPM and controller data • Accelerator pedal position • And more live telemetry DIAGNOSTICS & SAFETY FIRST Keep your EV running safely and reliably: • Read and clear Diagnostic Trouble Codes (DTCs) • View active fault states instantly • Verify safety systems and protections are always active SMART CONFIGURATION TOOLS Fine-tune your vehicle with confidence: • Adjust calibration settings such as pedal ranges and scaling factors • Built-in safeguards help prevent unsafe changes • Rollback support lets you revert to known-good settings anytime EASY & SECURE FIRMWARE UPDATES Update your VCU directly from your phone: • Update both SoC and NXP firmware • Secure verification before installation • Automatic rollback protection for peace of mind DATA LOGGING & EXPORT Capture and share data when you need it: • Export telemetry and driving session logs • Ideal for analysis, troubleshooting, or support requests BUILT FOR THE FUTURE Formosa VCU Mobile is designed to grow with your vehicle: • Advanced diagnostics and charger integration • Optional cloud telemetry and future feature expansion CONFIDENCE IN EVERY DRIVE Formosa VCU Mobile follows automotive industry best practices, including fail-safe defaults, redundancy checks, and rigorous testing standards. Whether you’re a DIY enthusiast converting your first car or a professional shop standardizing builds, this app helps ensure your EV is safe, reliable, and enjoyable to drive. Take full control of your EV conversion and experience the next level of vehicle intelligence with Formosa VCU Mobile.

Screenshots

Accelerometer4 screens
FormosaEV VCU4 screens

Verdict

The call

The clearest difference is in-app purchases: FormosaEV VCU at none against Accelerometer's 1. FormosaEV VCU also leads on update cadence (every 3 days vs every 5 months) and iOS requirement (15.0 vs 17.6). On price, ads 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. Accelerometer sells 1 one-off in-app purchase. FormosaEV VCU asks for nothing beyond the download.

UpkeepUpdate frequency

Accelerometer ships an update every 5 months, FormosaEV VCU every 3 days. The most recent releases landed on October 15, 2026 and October 10, 2026 respectively.

Scorecard3 real differences · 7 level
Accelerometer versus FormosaEV VCU: the parameters behind the verdict, then further details
ParameterAccelerometerFormosaEV VCU
PriceFreeFree
Rating4.0 (1 ratings) — better—
Positive reviews53.7% of reviews—
Number of ratings1 — better—
Update frequencyEvery 5 monthsEvery 3 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.615.0 — better
Further details — not scored
Size2 MB28 MB
Age rating4+4+
DeveloperJan HalozanFormosa EV LLC

In-app purchases

1 purchases

Accelerometer

One-time1
  • Accelerometer Pro$1.99
None

FormosaEV VCU

No in-app purchases

Questions

Is Accelerometer free?
Accelerometer is free to download, with in-app purchases available.
Is FormosaEV VCU free?
FormosaEV VCU is free to download, with no in-app purchases.
Do Accelerometer or FormosaEV VCU have ads?
Neither Accelerometer nor FormosaEV VCU shows ads.
Which is updated more often, Accelerometer or FormosaEV VCU?
Accelerometer ships an update every 5 months, and FormosaEV VCU every 3 days. Most recently, Accelerometer was updated on October 15, 2026 and FormosaEV VCU on October 10, 2026.

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