# Valid vs functionX

The clearest difference is update cadence: Valid at every 2 days against functionX's every 3 weeks. Valid also leads on chart position (#14 vs unranked). functionX's advantage is iOS requirement (15.1 vs 18.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Valid sells 1 in-app purchase, starting at $12.49 per 7 days and functionX sells 3 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Valid ships an update every 2 days, functionX every 3 weeks. The most recent releases landed on October 13, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Valid | functionX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (9.5K ratings)](https://appshunter.io/ios/app/valid-compliment-classmates/id6755367062/reviews)** | — |
| Number of ratings | **9.5K** | — |
| Positive reviews | 77.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#14** | — |
| Size | 72 MB | 41 MB |
| Requires iOS | 18.2 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [RevueAI, Inc](https://appshunter.io/developer/1853438184) | [Darin Darwish](https://appshunter.io/developer/1861161395) |

## What reviewers say

### Valid

[App page](https://appshunter.io/ios/app/valid-compliment-classmates/id6755367062)

**Currently charting:** #14 Top Free · Social Networking, #121 Top Grossing · Social Networking (US App Store)

An anonymous polling app designed for high school students. Engage in fun, honest questions about friends and classmates, earn points, and discover who is voting for you while maintaining anonymity.

**Highlights:** Anonymous daily polls, Answer questions about contacts, Earn aura points, See who votes for you, Climb leaderboards, Browse school-wide activity

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| God Mode | $12.49 | per 7 days |


### functionX

[App page](https://appshunter.io/ios/app/functionx/id6761368938)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $6.99 | per 7 days |
| Pro Monthly | $14.99 | per month |
| Pro Yearly | $69.99 | per year |


## Frequently asked questions

### Is Valid free?

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

### Is functionX free?

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

### Do Valid or functionX have ads?

Neither Valid nor functionX shows ads.

### Which is updated more often, Valid or functionX?

Valid ships an update every 2 days, and functionX every 3 weeks. Most recently, Valid was updated on October 13, 2026 and functionX on October 5, 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.*