# coreVIEWER vs AppSpy

The clearest difference is in-app purchases: coreVIEWER at none against AppSpy's 3. AppSpy's advantage is update cadence (every 3 weeks vs every 2 months) and chart position (#198 vs unranked). On price, ads and device support there is nothing between them.

Both are free to download. AppSpy sells 3 in-app purchases, starting at $3.99 per 7 days. coreVIEWER asks for nothing beyond the download.

coreVIEWER ships an update every 2 months, AppSpy every 3 weeks. Both last shipped on October 30, 2026.

## The numbers

| Metric | coreVIEWER | AppSpy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (15 ratings)](https://appshunter.io/ios/app/appspy-app-finder-and-tracker/id6743031957/reviews)** |
| Number of ratings | — | **15** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | — | Freemium |
| Best chart rank | — | **#198** |
| Size | 52 MB | 39 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [core sensing GmbH](https://appshunter.io/developer/1608175677) | [Mehroz Sheikh](https://appshunter.io/developer/1764447955) |

## What reviewers say

### coreVIEWER

[App page](https://appshunter.io/ios/app/coreviewer/id1608175675)

**In-app purchases:** none


### AppSpy

[App page](https://appshunter.io/ios/app/appspy-app-finder-and-tracker/id6743031957)

**Currently charting:** #198 Top Free · Developer Tools (US App Store)

This app provides in-depth analysis of other mobile applications, including rankings, keyword performance, competitor insights, and AI-powered review analysis. It helps users understand market trends, pricing strategies, and estimated revenue for any app.

**Highlights:** Global app ranking and trend tracking, Daily keyword ranking monitoring, Competitor app statistics and analysis, AI-powered user review analysis, In-app purchase and pricing strategy insights, Estimated app revenue calculation, Promo code management

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly AppSpy | $3.99 | per 7 days |
| Monthly | $4.99 | per month |
| Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is coreVIEWER free?

coreVIEWER is free to download, with no in-app purchases.

### Is AppSpy free?

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

### Do coreVIEWER or AppSpy have ads?

Neither coreVIEWER nor AppSpy shows ads.

### Which is updated more often, coreVIEWER or AppSpy?

coreVIEWER ships an update every 2 months, and AppSpy every 3 weeks. Most recently, coreVIEWER was updated on October 30, 2026 and AppSpy on October 30, 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.*