# Til Calculator vs OnlineSensor

The clearest difference is update cadence: Til Calculator at every 4 weeks against OnlineSensor's every 5 months. Til Calculator also leads on iOS requirement (8.0 vs 16.6). 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.

Til Calculator ships an update every 4 weeks, OnlineSensor every 5 months. The most recent releases landed on October 2, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Til Calculator | OnlineSensor |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 5 months |
| Size | 42 MB | 52 MB |
| Requires iOS | **8.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Brian Manuputty](https://appshunter.io/developer/1493878264) | [Hitma B.V.](https://appshunter.io/developer/1670143002) |

## What reviewers say

### Til Calculator

[App page](https://appshunter.io/ios/app/til-calculator/id1493878265)

**In-app purchases:** none


### OnlineSensor

[App page](https://appshunter.io/ios/app/onlinesensor/id1627034441)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Til Calculator free?

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

### Is OnlineSensor free?

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

### Do Til Calculator or OnlineSensor have ads?

Neither Til Calculator nor OnlineSensor shows ads.

### Which is updated more often, Til Calculator or OnlineSensor?

Til Calculator ships an update every 4 weeks, and OnlineSensor every 5 months. Most recently, Til Calculator was updated on October 2, 2026 and OnlineSensor on October 8, 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.*