# Modern Dictionary vs Expression Builder

The clearest difference is in-app purchases: Expression Builder at none against Modern Dictionary's 2. Expression Builder also leads on iOS requirement (13.0 vs 15.6). Modern Dictionary's advantage is ads (none vs shown) and update cadence (every 5 days vs every 3 weeks). On price and device support there is nothing between them.

Both are free to download. Modern Dictionary sells 2 in-app purchases, starting at $1.99 per month. Expression Builder asks for nothing beyond the download.

Modern Dictionary ships an update every 5 days, Expression Builder every 3 weeks. Both last shipped on October 5, 2026.

## The numbers

| Metric | Modern Dictionary | Expression Builder |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Size | 80 MB | 111 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Joshi Mochi Limited](https://appshunter.io/developer/1767205379) | [Nezihe Sozen](https://appshunter.io/developer/1825918288) |

## What reviewers say

### Modern Dictionary

[App page](https://appshunter.io/ios/app/modern-dictionary-dairytonic/id6753103266)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Monthly | $1.99 | per month |
| PRO Lifetime | $34.99 | one-time |


### Expression Builder

[App page](https://appshunter.io/ios/app/expression-builder-first-3000/id6775914345)

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

**In-app purchases:** none


## Frequently asked questions

### Is Modern Dictionary free?

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

### Is Expression Builder free?

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

### Do Modern Dictionary or Expression Builder have ads?

Expression Builder shows ads; Modern Dictionary does not.

### Which is updated more often, Modern Dictionary or Expression Builder?

Modern Dictionary ships an update every 5 days, and Expression Builder every 3 weeks. Most recently, Modern Dictionary was updated on October 5, 2026 and Expression Builder 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.*