# Options Alerter vs Flow Greeks

The clearest difference is rating: Flow Greeks at 4.7 against Options Alerter's 3.4. Flow Greeks also leads on monetization model (free with in-app purchases vs subscription) and review sentiment (31% vs 3%). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Options Alerter sells 5 in-app purchases, starting at $49.99 per month and Flow Greeks sells 2 in-app purchases, starting at $29.99 per month. Whichever you choose, the download price is not the number that matters.

Flow Greeks holds the better App Store score, 4.7 against 3.4. Both are backed by a comparable volume of ratings — 331 and 279 respectively. Written reviews point the same way: 3% of Options Alerter's written reviews are positive against 31% of Flow Greeks's.

Options Alerter ships an update every 6 weeks, Flow Greeks fortnightly. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Options Alerter | Flow Greeks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.4 (331 ratings)](https://appshunter.io/ios/app/options-alerter/id1559917159/reviews) | **[4.7 (279 ratings)](https://appshunter.io/ios/app/flow-greeks-unusual-options/id6451004733/reviews)** |
| Number of ratings | **331** | 279 |
| Positive reviews | 3.1% of reviews | **30.8% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Monetization | Subscription | **Free with in-app purchases** |
| Best chart rank | — | **#161** |
| Size | 62 MB | 96 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Taplistic, LLC](https://appshunter.io/developer/963200041) | [GammaGreeks Unusual Options Flow Alerts & Trading Signals](https://appshunter.io/developer/1866030650) |

## What reviewers say

### Options Alerter

[App page](https://appshunter.io/ios/app/options-alerter/id1559917159)

This app simplifies options trading by using sophisticated algorithms to monitor the options chain. It provides buy signals for optimal entry, projected gains, and alerts for taking profits or adding to positions.

**Highlights:** Algorithmic options chain monitoring, Buy signals for optimal entry, Projected gain calculations, Profit-taking alerts, Position management alerts

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1-Month Subscription | $49.99 | per month |
| 1-Month Subscription | $49.99 | per month |
| Trial | $49.99 | per month |
| 1-Year Subscription | $399.99 | per year |
| 1 Year Pro | $399.99 | per year |

**What reviewers like**

- 👍 Easy to navigate interface (mentioned once)
- 💡 Provides real-time information (mentioned once)
- 💡 Delivers useful options data (mentioned once)

**What reviewers complain about**

- ❌ No new signals/alerts
- ❌ Old alerts only
- ❌ Abandoned app
- ❌ Waste of money/time
- ❌ Scam

**Reported bugs**

- App crashes
- Login screen freezes
- Incompatible with older devices
- Signals are old and outdated
- Notifications are missing or delayed

**Requested features**

- Ability to ask for a refund
- Clearer explanation of line graph on main page
- More frequent updates/signals
- Real-time updates for signals
- Notifications for signals that reached target gain


### Flow Greeks

[App page](https://appshunter.io/ios/app/flow-greeks-unusual-options/id6451004733)

**Currently charting:** #161 Top Grossing · Finance (US App Store)

Analyze institutional options trading activity in real-time. Identify sweeps and blocks to understand potential market movements and receive trade-worthy alerts. Access historical data and screen for unusual options activity.

**Highlights:** Real-time options flow (Sweeps & Blocks), Trade-worthy alert notifications, On-demand historical flow data (30 days), Flow screener with advanced filters, Unusual options activity identification, Bullish/Bearish leaderboard

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FlowGreeks Premium Monthly | $29.99 | per month |
| FlowGreeks Premium Yearly | $199.99 | per year |

**What reviewers like**

- 👍 Nice UI design
- 👍 Easy to use and navigate
- 👍 Lots of useful data
- 👍 Free alerts are good enough
- 👍 Follow the flow works 80% of the time

**What reviewers complain about**

- 😞 Alerts after price has moved
- 😞 All paid features
- 😞 Not fully worth it
- 😞 Cannot personalize alerts
- 😞 Alerts for ETFs not provided after purchase

**Reported bugs**

- Notifications stopped working
- Bull/bear tab displays 'Flow data not available'
- Subscription prompts despite having a subscription

**Requested features**

- Personalize alerts
- Separate weekly vs. long-term expiry alerts


## Frequently asked questions

### Is Options Alerter free?

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

### Is Flow Greeks free?

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

### Which has better reviews, Options Alerter or Flow Greeks?

Flow Greeks is rated higher. Options Alerter averages 3.4 out of 5 from 331 ratings, while Flow Greeks averages 4.7 from 279 ratings.

### Do Options Alerter or Flow Greeks have ads?

Both Options Alerter and Flow Greeks show ads.

### Which is updated more often, Options Alerter or Flow Greeks?

Options Alerter ships an update every 6 weeks, and Flow Greeks fortnightly. Most recently, Options Alerter was updated on November 3, 2026 and Flow Greeks on November 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.*