# SensorLog vs Acc Alert

The clearest difference is review sentiment: SensorLog at 69% against Acc Alert's 0%. SensorLog also leads on rating (4.4 vs 1.0) and update cadence (every 2 months vs every 14 months). Acc Alert's advantage is in-app purchases (none vs 4) and price ($0.99 vs $2.99). On ads and device support there is nothing between them.

SensorLog costs $2.99 and Acc Alert $0.99 up front. SensorLog sells 4 one-off in-app purchases. Acc Alert asks for nothing beyond the download.

SensorLog holds the better App Store score, 4.4 against 1.0. That said, the two scores are not equally well evidenced: SensorLog has 40 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 69% of SensorLog's written reviews are positive against 0% of Acc Alert's.

SensorLog ships an update every 2 months, Acc Alert every 14 months. The most recent releases landed on September 30, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | SensorLog | Acc Alert |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| Rating | **[4.4 (40 ratings)](https://appshunter.io/ios/app/sensorlog/id388014573/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/acc-alert/id503597444/reviews) |
| Number of ratings | **40** | 1 |
| Positive reviews | **69.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 14 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 4 MB | 5 MB |
| Requires iOS | 18.0 | **11.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bernd Thomas](https://appshunter.io/developer/385441510) | [Piet Jonas](https://appshunter.io/developer/288060167) |

## What reviewers say

### SensorLog

[App page](https://appshunter.io/ios/app/sensorlog/id388014573)

Record and stream sensor data from your iPhone, iPad, and Apple Watch. Export data in CSV or JSON format, or send it via TCP, UDP, or HTTP requests. Integrates with Core ML models for advanced analysis.

**Highlights:** Log sensor data up to 100Hz, Stream data via TCP/UDP or HTTP, Export data as CSV or JSON, Remote client/server functionality, Siri and Shortcuts integration, Core ML model support, HealthKit data export from Apple Watch

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy me a Coffee ... | $0.99 | one-time |
| Spend me an Ice Cream ... | $1.99 | one-time |
| Offer me a glas of Wine ... | $5.99 | one-time |
| Invite me for a Cocktail ... | $9.99 | one-time |


### Acc Alert

[App page](https://appshunter.io/ios/app/acc-alert/id503597444)

Monitor device motion and receive alerts when acceleration surpasses a user-set threshold. This utility app helps track sudden movements.

**Highlights:** Motion force monitoring, Customizable acceleration limits, Alerts for exceeding limits, Device motion tracking

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SensorLog free?

SensorLog costs $2.99, and also offers in-app purchases.

### Is Acc Alert free?

Acc Alert costs $0.99, with no in-app purchases.

### Which has better reviews, SensorLog or Acc Alert?

SensorLog is rated higher. SensorLog averages 4.4 out of 5 from 40 ratings, while Acc Alert averages 1.0 from 1 ratings.

### Do SensorLog or Acc Alert have ads?

Neither SensorLog nor Acc Alert shows ads.

### Which is updated more often, SensorLog or Acc Alert?

SensorLog ships an update every 2 months, and Acc Alert every 14 months. Most recently, SensorLog was updated on September 30, 2026 and Acc Alert on June 5, 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.*