# ProbePay vs DarkWalls

The clearest difference is in-app purchases: ProbePay at none against DarkWalls's 1. ProbePay also leads on ads (none vs shown) and iOS requirement (13.0 vs 17.0). DarkWalls's advantage is update cadence (weekly vs every 2 months). On price and device support there is nothing between them.

Both are free to download. DarkWalls sells 1 one-off in-app purchase. ProbePay asks for nothing beyond the download.

ProbePay ships an update every 2 months, DarkWalls weekly. The most recent releases landed on October 22, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ProbePay | DarkWalls |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/probepay/id6443933127/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free | — |
| Size | 63 MB | 6 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [PROBE EXCHANGE FINTECH UAB](https://appshunter.io/developer/1512384902) | [Asharaf Ali](https://appshunter.io/developer/1860905425) |

## What reviewers say

### ProbePay

[App page](https://appshunter.io/ios/app/probepay/id6443933127)

An AI-powered platform offering one-click services for RWA projects. It provides valuable business intelligence and investment suggestions for global private and alternative investments.

**Highlights:** AI-powered platform, One-click RWA project services, Business intelligence insights, Private investment support, Alternative investment suggestions

**Features:** macOS Compatibility

**In-app purchases:** none


### DarkWalls

[App page](https://appshunter.io/ios/app/darkwalls-oled-wallpapers/id6763156135)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is ProbePay free?

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

### Is DarkWalls free?

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

### Do ProbePay or DarkWalls have ads?

DarkWalls shows ads; ProbePay does not.

### Which is updated more often, ProbePay or DarkWalls?

ProbePay ships an update every 2 months, and DarkWalls weekly. Most recently, ProbePay was updated on October 22, 2026 and DarkWalls on October 7, 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.*