# BlackBoxStocksMobile vs TrendSpider

BlackBoxStocksMobile and TrendSpider both sit at 4.3 stars, but that hides the real split: 68% of BlackBoxStocksMobile's written reviews are positive against 52% of TrendSpider's. BlackBoxStocksMobile also leads on update cadence (fortnightly vs every 5 weeks). TrendSpider's advantage is ratings volume (350 vs 87). 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 — 4.3 for BlackBoxStocksMobile against 4.3 for TrendSpider. Both are backed by a comparable volume of ratings — 87 and 350 respectively. Written reviews are what separate them: 68% of BlackBoxStocksMobile's written reviews are positive against 52% of TrendSpider's.

BlackBoxStocksMobile ships an update fortnightly, TrendSpider every 5 weeks. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | BlackBoxStocksMobile | TrendSpider |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (87 ratings)](https://appshunter.io/ios/app/blackboxstocksmobile/id1529902887/reviews)** | [4.3 (350 ratings)](https://appshunter.io/ios/app/trendspider/id1564875289/reviews) |
| Number of ratings | 87 | **350** |
| Positive reviews | **67.9% of reviews** | 52.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Monetization | Free | Free |
| Size | 90 MB | 18 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [BlackBoxStocks](https://appshunter.io/developer/1529638766) | [TrendSpider LLC](https://appshunter.io/developer/1556203158) |

## What reviewers say

### BlackBoxStocksMobile

[App page](https://appshunter.io/ios/app/blackboxstocksmobile/id1529902887)

This app analyzes stock and options markets in real-time, scanning thousands of stocks and millions of contracts. It provides alerts, dark pool data, news, and educational resources, along with live trading rooms led by experienced traders.

**Highlights:** Real-time market scanning, Options flow analysis, Stock and options alerts, Dark pool scanner, News integration, Educational program, Live trade rooms

**Features:** Vision Pro support

**In-app purchases:** none


### TrendSpider

[App page](https://appshunter.io/ios/app/trendspider/id1564875289)

Access professional trading and market research tools directly from your mobile device. This app provides advanced market analysis, real-time trading alerts, and unique alternative data to help you stay informed and ahead in financial markets.

**Highlights:** Professional-grade trading platform, Advanced market research, Real-time trading alerts, Unique alternative data, On-the-go access

**In-app purchases:** none

**What reviewers like**

- 🚀 Amazing app
- 👍 Easy to use
- 🔍 Great analysis tools
- 🔍 Powerful charting and scanning
- 🔍 Robust set of features

**What reviewers complain about**

- 🐛 Frequent crashes and glitches
- 🐛 Slow data loading and refreshing
- 🔋 Poor mobile app performance
- 🔒 Security concerns with web access
- 🔧 Limited mobile functionality

**Reported bugs**

- Charts fail to load consistently
- Indicators not syncing between web and app
- Inability to create/manage watchlists on mobile
- Frequent app crashes and freezes
- Unresponsive touch controls and gestures

**Requested features**

- Add landscape mode support
- Improve mobile drawing tools
- Introduce mobile alerts and notifications
- Optimize app for tablet devices
- Enhance mobile scanning capabilities


## Frequently asked questions

### Is BlackBoxStocksMobile free?

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

### Is TrendSpider free?

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

### Which has better reviews, BlackBoxStocksMobile or TrendSpider?

BlackBoxStocksMobile is rated higher. BlackBoxStocksMobile averages 4.3 out of 5 from 87 ratings, while TrendSpider averages 4.3 from 350 ratings.

### Do BlackBoxStocksMobile or TrendSpider have ads?

Neither BlackBoxStocksMobile nor TrendSpider shows ads.

### Which is updated more often, BlackBoxStocksMobile or TrendSpider?

BlackBoxStocksMobile ships an update fortnightly, and TrendSpider every 5 weeks. Most recently, BlackBoxStocksMobile was updated on October 24, 2026 and TrendSpider 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.*