# OmniDisk Space Check vs Wisp

OmniDisk Space Check and Wisp are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. OmniDisk Space Check sells 9 in-app purchases, starting at $0.99 per month and Wisp sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

OmniDisk Space Check ships an update every 2 weeks, Wisp weekly. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | OmniDisk Space Check | Wisp |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 62 MB | 181 MB |
| Requires iOS | 15.0 | 15 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [智彬 林](https://appshunter.io/developer/1628120015) | [Shenzhen Shitai Technology Co..LTD](https://appshunter.io/developer/6795034399) |

## What reviewers say

### OmniDisk Space Check

[App page](https://appshunter.io/ios/app/omnidisk-space-check/id6775121048)

Analyze your device's storage to identify and manage photos, videos, and contacts. Reclaim space by finding duplicates, large files, and optimizing media. Ensure your data remains private with on-device analysis.

**Highlights:** Smart storage analysis, Duplicate and similar photo detection, Large video finding and compression, Live Photo optimization, Contact organization and backup, On-device privacy-first analysis

**Features:** Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OmniDisk Mac Pro Monthly | $0.99 | per month |
| OmniDisk Mobile Pro Monthly | $2.00 | per month |
| OmniDisk Mac Pro Yearly | $3.99 | per year |
| OmniDisk Mobile Pro Yearly | $8.00 | per year |
| OmniDisk Pro Monthly | $14.99 | per month |
| OmniDisk Pro Yearly | $49.99 | per year |
| OmniDisk Mac Pro Lifetime | $8.99 | one-time |
| OmniDisk Mobile Pro Lifetime | $19.00 | one-time |
| OmniDisk Mac Lifetime Pro | $39.99 | one-time |


### Wisp

[App page](https://appshunter.io/ios/app/wisp-voice-notes-ai-summary/id6795034397)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| vip month | $4.99 | per month |
| vip year | $29.99 | per year |


## Frequently asked questions

### Is OmniDisk Space Check free?

OmniDisk Space Check is free to download, with in-app purchases available.

### Is Wisp free?

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

### Do OmniDisk Space Check or Wisp have ads?

Neither OmniDisk Space Check nor Wisp shows ads.

### Which is updated more often, OmniDisk Space Check or Wisp?

OmniDisk Space Check ships an update every 2 weeks, and Wisp weekly. Most recently, OmniDisk Space Check was updated on October 31, 2026 and Wisp 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.*