# Accelerometer ∞ vs BccErp

The clearest difference is in-app purchases: BccErp at none against Accelerometer ∞'s 2. BccErp also leads on ads (none vs shown) and iOS requirement (12.0 vs 17.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Accelerometer ∞ sells 2 in-app purchases, starting at $1.99 per month. BccErp asks for nothing beyond the download.

Accelerometer ∞ ships an update every 2 weeks, BccErp every 3 weeks. The most recent releases landed on September 25, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Accelerometer ∞ | BccErp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (61 ratings)](https://appshunter.io/ios/app/accelerometer/id6621273087/reviews)** | — |
| Number of ratings | **61** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 56 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Fawkes Wei](https://appshunter.io/developer/432767536) | [Niwat Pumkin](https://appshunter.io/developer/1571426385) |

## What reviewers say

### Accelerometer ∞

[App page](https://appshunter.io/ios/app/accelerometer/id6621273087)

Visualize device motion data in real-time with dynamic graphs. Analyze sensor information, calibrate your device, and explore various possibilities. This utility app offers a unique perspective on your device's movement.

**Highlights:** Real-time motion data visualization, Stunning graph displays, Sensor calibration, Data analysis, Explore endless possibilities

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $1.99 | per month |
| Pro Lifetime | $9.99 | one-time |


### BccErp

[App page](https://appshunter.io/ios/app/bccerp/id6740793341)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Accelerometer ∞ free?

Accelerometer ∞ is free to download, with in-app purchases available.

### Is BccErp free?

BccErp is free to download, with no in-app purchases.

### Do Accelerometer ∞ or BccErp have ads?

Accelerometer ∞ shows ads; BccErp does not.

### Which is updated more often, Accelerometer ∞ or BccErp?

Accelerometer ∞ ships an update every 2 weeks, and BccErp every 3 weeks. Most recently, Accelerometer ∞ was updated on September 25, 2026 and BccErp on September 23, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*