# ByWhen vs Countdown

The clearest difference is update cadence: ByWhen at every 3 days against Countdown's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ByWhen sells 2 in-app purchases, starting at $4.99 per month and Countdown sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ByWhen ships an update every 3 days, Countdown every 3 weeks. The most recent releases landed on September 18, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | ByWhen | Countdown |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Size | 8 MB | 2 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [NiONlite LLC](https://appshunter.io/developer/1891899842) | [Selcuk ALBUT](https://appshunter.io/developer/6778697794) |

## What reviewers say

### ByWhen

[App page](https://appshunter.io/ios/app/bywhen-deadline-planner/id6778767584)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $4.99 | per month |
| Annual Premium | $39.99 | per year |


### Countdown

[App page](https://appshunter.io/ios/app/countdown-goal-tracker/id6796331393)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Countdown Pro | $3.99 | one-time |


## Frequently asked questions

### Is ByWhen free?

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

### Is Countdown free?

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

### Do ByWhen or Countdown have ads?

Neither ByWhen nor Countdown shows ads.

### Which is updated more often, ByWhen or Countdown?

ByWhen ships an update every 3 days, and Countdown every 3 weeks. Most recently, ByWhen was updated on September 18, 2026 and Countdown on September 20, 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.*