# CostApp vs Sub Radar

The clearest difference is in-app purchases: CostApp at none against Sub Radar's 1. CostApp also leads on iOS requirement (15.0 vs 17.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Sub Radar sells 1 in-app purchase, starting at $4.99 per year. CostApp asks for nothing beyond the download.

CostApp ships an update every 6 weeks, Sub Radar every 5 weeks. The most recent releases landed on October 12, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | CostApp | Sub Radar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/sub-radar/id6749279119/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 44 MB | 17 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Avraham Meir](https://appshunter.io/developer/1545340641) | [Peter Witham](https://appshunter.io/developer/1583426014) |

## What reviewers say

### CostApp

[App page](https://appshunter.io/ios/app/costapp/id1545340639)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sub Radar

[App page](https://appshunter.io/ios/app/sub-radar/id6749279119)

Effortlessly track, organize, and optimize all your recurring payments. Gain clarity on spending with smart analytics and never miss a renewal with automatic calendar integration. Manage your digital life efficiently by identifying unused subscriptions and making informed financial decisions.

**Highlights:** Smart analytics and reports, Flexible organization with custom tags, Automatic calendar integration for renewals, Powerful search and management, Seamless iCloud sync, Offline functionality

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly subscription | $4.99 | per year |


## Frequently asked questions

### Is CostApp free?

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

### Is Sub Radar free?

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

### Do CostApp or Sub Radar have ads?

Neither CostApp nor Sub Radar shows ads.

### Which is updated more often, CostApp or Sub Radar?

CostApp ships an update every 6 weeks, and Sub Radar every 5 weeks. Most recently, CostApp was updated on October 12, 2026 and Sub Radar on October 28, 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.*