# On Time vs Duration Tracker

The clearest difference is ads: Duration Tracker at none against On Time's shown. Duration Tracker also leads on update cadence (weekly vs every 4 months). On Time's advantage is iOS requirement (15.0 vs 26.0). On price, 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.

On Time ships an update every 4 months, Duration Tracker weekly. The most recent releases landed on October 8, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | On Time | Duration Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Weekly** |
| Size | 17 MB | 9 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [JMS TECHNOLOGY SYSTEMS](https://appshunter.io/developer/1521541250) | [Myung Geun Choi](https://appshunter.io/developer/1384350201) |

## What reviewers say

### On Time

[App page](https://appshunter.io/ios/app/on-time-know-when-to-leave/id6502242113)

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

**In-app purchases:** none


### Duration Tracker

[App page](https://appshunter.io/ios/app/duration-tracker/id6759609367)

**In-app purchases:** none


## Frequently asked questions

### Is On Time free?

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

### Is Duration Tracker free?

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

### Do On Time or Duration Tracker have ads?

On Time shows ads; Duration Tracker does not.

### Which is updated more often, On Time or Duration Tracker?

On Time ships an update every 4 months, and Duration Tracker weekly. Most recently, On Time was updated on October 8, 2026 and Duration Tracker on October 1, 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.*