# StopBite vs NailInsight

The clearest difference is update cadence: StopBite at every 3 weeks against NailInsight's every 6 weeks. NailInsight's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. StopBite sells 4 one-off in-app purchases and NailInsight sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

StopBite ships an update every 3 weeks, NailInsight every 6 weeks. The most recent releases landed on October 6, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | StopBite | NailInsight |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Size | 13 MB | 60 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [JUNICHI WATANABE](https://appshunter.io/developer/1837543582) | [Alim Keskin](https://appshunter.io/developer/1884309591) |

## What reviewers say

### StopBite

[App page](https://appshunter.io/ios/app/stopbite-stop-biting-nails/id6751919250)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Regret Tip (Small) | $0.99 | one-time |
| Regret Tip (Medium) | $1.99 | one-time |
| Pro Plan(Lifetime) | $1.99 | one-time |
| Regret Tip (Large) | $2.99 | one-time |


### NailInsight

[App page](https://appshunter.io/ios/app/nailinsight/id6760407062)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly Access | $2.99 | per month |
| Premium Yearly Access | $29.99 | per year |


## Frequently asked questions

### Is StopBite free?

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

### Is NailInsight free?

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

### Do StopBite or NailInsight have ads?

Neither StopBite nor NailInsight shows ads.

### Which is updated more often, StopBite or NailInsight?

StopBite ships an update every 3 weeks, and NailInsight every 6 weeks. Most recently, StopBite was updated on October 6, 2026 and NailInsight on October 16, 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.*