# X vs Variablegrid

The clearest difference is update cadence: X at every 3 weeks against Variablegrid's every 2 months. X also leads on iOS requirement (10.0 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

X ships an update every 3 weeks, Variablegrid every 2 months. The most recent releases landed on June 11, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | X | Variablegrid |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/x-ing/id1450587308/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 44 MB | 31 MB |
| Requires iOS | **10.0** | 17.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mobile Market Monitor](https://appshunter.io/developer/998228385) | [Variablegrid Adaptive Power Inc](https://appshunter.io/developer/1821457347) |

## What reviewers say

### X

[App page](https://appshunter.io/ios/app/x-ing/id1450587308)

This app automatically tracks your daily travel and activities to help transportation agencies improve infrastructure. Review and edit your timeline to ensure your mobility needs are accurately represented for research and planning.

**Highlights:** Automated travel tracking, Daily travel and activity timeline, Editable timeline, Mobility pattern summary, Research and planning data collection, Minimized battery consumption

**Features:** macOS Compatibility

**In-app purchases:** none


### Variablegrid

[App page](https://appshunter.io/ios/app/variablegrid/id6670303384)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is X free?

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

### Is Variablegrid free?

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

### Do X or Variablegrid have ads?

Neither X nor Variablegrid shows ads.

### Which is updated more often, X or Variablegrid?

X ships an update every 3 weeks, and Variablegrid every 2 months. Most recently, X was updated on June 11, 2026 and Variablegrid on September 15, 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.*