# NanoSubs vs meloClock

The clearest difference is iOS requirement: NanoSubs at 17.6 against meloClock's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. NanoSubs sells 1 one-off in-app purchase and meloClock sells 2 in-app purchases, starting at $1.49 per month. Whichever you choose, the download price is not the number that matters.

NanoSubs ships an update every 9 days, meloClock every 5 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | NanoSubs | meloClock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 5 days** |
| Size | 7 MB | 123 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [恒俭 董](https://appshunter.io/developer/947356968) | [Yuichi Sato](https://appshunter.io/developer/431691796) |

## What reviewers say

### NanoSubs

[App page](https://appshunter.io/ios/app/nanosubs/id6759703321)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Lifetime | $1.99 | one-time |


### meloClock

[App page](https://appshunter.io/ios/app/meloclock/id6807433603)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| meloClock Pro Monthly | $1.49 | per month |
| meloClock Pro Yearly | $14.99 | per year |


## Frequently asked questions

### Is NanoSubs free?

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

### Is meloClock free?

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

### Do NanoSubs or meloClock have ads?

Neither NanoSubs nor meloClock shows ads.

### Which is updated more often, NanoSubs or meloClock?

NanoSubs ships an update every 9 days, and meloClock every 5 days. Most recently, NanoSubs was updated on October 25, 2026 and meloClock on October 24, 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.*