# Simple Deadline Tracker vs Onit

The clearest difference is in-app purchases: Simple Deadline Tracker at none against Onit's 2. Onit's advantage is update cadence (every 2 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Onit sells 2 in-app purchases, starting at $5.99 per month. Simple Deadline Tracker asks for nothing beyond the download.

Simple Deadline Tracker ships an update fortnightly, Onit every 2 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | Simple Deadline Tracker | Onit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Size | 82 MB | 48 MB |
| Requires iOS | 16.4 | 16.4 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Flit Soft LLC](https://appshunter.io/developer/1737728213) | [Lyhour Huy](https://appshunter.io/developer/1482096084) |

## What reviewers say

### Simple Deadline Tracker

[App page](https://appshunter.io/ios/app/simple-deadline-tracker/id6762069217)

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

**In-app purchases:** none


### Onit

[App page](https://appshunter.io/ios/app/onit-keep-life-on-track/id6766396184)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plus | $5.99 | per month |
| Annual Plus | $59.99 | per year |


## Frequently asked questions

### Is Simple Deadline Tracker free?

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

### Is Onit free?

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

### Do Simple Deadline Tracker or Onit have ads?

Neither Simple Deadline Tracker nor Onit shows ads.

### Which is updated more often, Simple Deadline Tracker or Onit?

Simple Deadline Tracker ships an update fortnightly, and Onit every 2 days. Most recently, Simple Deadline Tracker was updated on October 25, 2026 and Onit on October 25, 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.*