# Arcesium Mobile vs PB Optimize

The clearest difference is update cadence: PB Optimize at every 2 months against Arcesium Mobile's every 11 months. PB Optimize also leads on ratings volume (4 vs 1). Arcesium Mobile's advantage is iOS requirement (13.0 vs 16.0). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Arcesium Mobile against 5.0 for PB Optimize. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

Arcesium Mobile ships an update every 11 months, PB Optimize every 2 months. The most recent releases landed on October 2, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Arcesium Mobile | PB Optimize |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/arcesium-mobile/id1121800068/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/pb-optimize/id6462303659/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 15 MB | 20 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Arcesium, LLC](https://appshunter.io/developer/1121800067) | [Fidelity Global Brokerage Group, Inc.](https://appshunter.io/developer/1702456084) |

## What reviewers say

### Arcesium Mobile

[App page](https://appshunter.io/ios/app/arcesium-mobile/id1121800068)

Access the Arcesium platform securely from your mobile device. This application offers registered users limited functionality on the go.

**Highlights:** Secure mobile access, Limited platform functionality, Registered user access

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

**In-app purchases:** none


### PB Optimize

[App page](https://appshunter.io/ios/app/pb-optimize/id6462303659)

This cloud-based financial technology solution helps institutional investors optimize operations for alpha generation. It offers enhanced security, real-time market data for transparency, and tools to streamline workflows and create efficiencies.

**Highlights:** Operational alpha generation, Two-factor authentication, Biometric login, Real-time market data, Customizable settings, Multi-condition alerts, Streamlined workflow tools

**In-app purchases:** none


## Frequently asked questions

### Is Arcesium Mobile free?

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

### Is PB Optimize free?

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

### Which has better reviews, Arcesium Mobile or PB Optimize?

Arcesium Mobile and PB Optimize are both rated 5.0 out of 5 on the App Store, from 1 and 4 ratings respectively.

### Do Arcesium Mobile or PB Optimize have ads?

Neither Arcesium Mobile nor PB Optimize shows ads.

### Which is updated more often, Arcesium Mobile or PB Optimize?

Arcesium Mobile ships an update every 11 months, and PB Optimize every 2 months. Most recently, Arcesium Mobile was updated on October 2, 2026 and PB Optimize on October 1, 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.*