Comparison

Acc.elerometer vs i

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

Head to head
About

Acc.elerometer

Features
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Transform your device into a powerful motion sensor laboratory. Record and visualize real-time data from your device's built-in sensors with interactive charts and precise measurements. Perfect for researchers, developers, students, and anyone interested in understanding device motion. Supported sensors: â€Ē Accelerometer – Total device acceleration including gravity (G-force) â€Ē User Acceleration – Pure motion acceleration without gravity influence â€Ē Gyroscope – Rotation rate around all three axes (rad/s) â€Ē Magnetometer – Magnetic field strength and compass data (ΞT) â€Ē Device Attitude – 3D orientation in space (roll, pitch, yaw) â€Ē Gravity – Isolated gravitational force vector (G-force) Key features: â€Ē Real-time sensor visualization with smooth, interactive charts â€Ē Manual start/stop control for targeted data collection â€Ē Export any recording as timestamped CSV files â€Ē Customizable recording sessions with precise timing control Export analysis: All sensor data exports as CSV files with timestamps, making it seamless to import into any data analysis platform. Start recording with a single tap and unlock the hidden motion story of your device.

About

i

Features
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Allows storage and management of giftcards, which are bought in the store of our partner.

Screenshots

Acc.elerometer3 screens
i2 screens

Verdict

The call

The clearest difference is update cadence: i at every 6 weeks against Acc.elerometer's every 20 months. i also leads on iOS requirement (13.0 vs 26.0). On price, ads, 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.

UpkeepUpdate frequency

Acc.elerometer ships an update every 20 months, i every 6 weeks. The most recent releases landed on September 16, 2026 and June 13, 2026 respectively.

Scorecard2 real differences · 4 level
Acc.elerometer versus i: the parameters behind the verdict, then further details
ParameterAcc.elerometeri
PriceFreeFree
Update frequencyEvery 20 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPod
Requires iOS26.013.0 — better
Further details — not scored
Size10 MB22 MB
Age rating4+4+
DeveloperPantiukhin AndreiArev Software GmbH

In-app purchases

None

Acc.elerometer

No in-app purchases

None

i

No in-app purchases

Questions

Is Acc.elerometer free?
Acc.elerometer is free to download, with no in-app purchases.
Is i free?
i is free to download, with no in-app purchases.
Do Acc.elerometer or i have ads?
Neither Acc.elerometer nor i shows ads.
Which is updated more often, Acc.elerometer or i?
Acc.elerometer ships an update every 20 months, and i every 6 weeks. Most recently, Acc.elerometer was updated on September 16, 2026 and i on June 13, 2026.

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