# FLEX SIGN Anode vs Zenchord

The clearest difference is in-app purchases: FLEX SIGN Anode at none against Zenchord's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Zenchord sells 2 in-app purchases, starting at $9.99 per month. FLEX SIGN Anode asks for nothing beyond the download.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 11, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | FLEX SIGN Anode | Zenchord |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Size | 15 MB | 72 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [德林 王](https://appshunter.io/developer/1242743184) | [BLOOM VIEW LIMITED](https://appshunter.io/developer/1854290925) |

## What reviewers say

### FLEX SIGN Anode

[App page](https://appshunter.io/ios/app/flex-sign-anode/id1474597528)

**Features:** macOS Compatibility

**In-app purchases:** none


### Zenchord

[App page](https://appshunter.io/ios/app/zenchord/id6754279424)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zenchord Plus Plan | $9.99 | per month |
| Zenchord Unlimited Plan | $29.99 | per month |


## Frequently asked questions

### Is FLEX SIGN Anode free?

FLEX SIGN Anode is free to download, with no in-app purchases.

### Is Zenchord free?

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

### Do FLEX SIGN Anode or Zenchord have ads?

Neither FLEX SIGN Anode nor Zenchord shows ads.

### Which is updated more often, FLEX SIGN Anode or Zenchord?

FLEX SIGN Anode ships an update fortnightly, and Zenchord fortnightly. Most recently, FLEX SIGN Anode was updated on October 11, 2026 and Zenchord on October 18, 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.*