# Keyboard AI vs SpenDuo

The clearest difference is update cadence: SpenDuo at weekly against Keyboard AI's monthly. SpenDuo also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Keyboard AI sells 2 in-app purchases, starting at $7.99 per month and SpenDuo sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Keyboard AI ships an update monthly, SpenDuo weekly. The most recent releases landed on September 28, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Keyboard AI | SpenDuo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (346 ratings)](https://appshunter.io/ios/app/keyboard-ai/id6447576804/reviews)** | — |
| Number of ratings | **346** | — |
| Positive reviews | 38.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 25 MB | 58 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Irina Scelcunova](https://appshunter.io/developer/1737748446) | [Arturo Compte](https://appshunter.io/developer/1861521775) |

## What reviewers say

### Keyboard AI

[App page](https://appshunter.io/ios/app/keyboard-ai/id6447576804)

Enhance your texting and writing with an AI assistant that checks grammar, paraphrases text, writes creative content like poems, suggests replies, and translates languages. Make every message clear, engaging, and efficient.

**Highlights:** Grammar checking, Text paraphrasing, Poem generation, Reply suggestions, Language translation

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium for one month | $7.99 | per month |
| Premium for one year | $49.99 | per year |

**What reviewers like**

- 👍 Good
- 👍 Nice
- 👍 Ligero
- 👍 Buena
- 👍 Todo bien

**What reviewers complain about**

- 💸 Scam, takes money
- 🐛 Doesn't work
- 🐛 Keyboard not available
- 🐛 Removed writing
- 🐛 Can't connect to internet

**Reported bugs**

- Keyboard not available
- Removed half of essay
- Couldn't connect to the internet
- Encountered monthly usage limit
- Not granted access after payment

**Requested features**

- Make it free
- Provide email for complaints


### SpenDuo

[App page](https://appshunter.io/ios/app/spenduo/id6756578713)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium access | $2.99 | one-time |


## Frequently asked questions

### Is Keyboard AI free?

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

### Is SpenDuo free?

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

### Do Keyboard AI or SpenDuo have ads?

Neither Keyboard AI nor SpenDuo shows ads.

### Which is updated more often, Keyboard AI or SpenDuo?

Keyboard AI ships an update monthly, and SpenDuo weekly. Most recently, Keyboard AI was updated on September 28, 2026 and SpenDuo on September 17, 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.*