# Limmi vs ChiSensor

The clearest difference is in-app purchases: Limmi at none against ChiSensor's 3. ChiSensor's advantage is update cadence (every 10 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ChiSensor sells 3 in-app purchases, starting at $19.99 per month. Limmi asks for nothing beyond the download.

Limmi ships an update monthly, ChiSensor every 10 days. The most recent releases landed on September 11, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Limmi | ChiSensor |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 10 days** |
| Size | 102 MB | 29 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Attention Holdings](https://appshunter.io/developer/1822516854) | [ProphecyGenesis TECHNOLOGY CO., LIMITED](https://appshunter.io/developer/1841805280) |

## What reviewers say

### Limmi

[App page](https://appshunter.io/ios/app/limmi/id6748029218)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### ChiSensor

[App page](https://appshunter.io/ios/app/chisensor/id6760758156)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Membership Monthly | $19.99 | per month |
| Pro Membership Yearly | $89.99 | per year |
| Professional Space Report | $6.99 | one-time |


## Frequently asked questions

### Is Limmi free?

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

### Is ChiSensor free?

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

### Do Limmi or ChiSensor have ads?

Neither Limmi nor ChiSensor shows ads.

### Which is updated more often, Limmi or ChiSensor?

Limmi ships an update monthly, and ChiSensor every 10 days. Most recently, Limmi was updated on September 11, 2026 and ChiSensor on September 22, 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.*