# Speech Math vs Architecture Dictionary Terms

The clearest difference is price: Architecture Dictionary Terms at Free against Speech Math's $0.99. Architecture Dictionary Terms also leads on update cadence (every 3 weeks vs every 10 months). Speech Math's advantage is ads (none vs shown). On in-app purchases, device support and iOS requirement there is nothing between them.

Architecture Dictionary Terms is free to download; Speech Math costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Speech Math ships an update every 10 months, Architecture Dictionary Terms every 3 weeks. The most recent releases landed on October 7, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Speech Math | Architecture Dictionary Terms |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 10 months | **Every 3 weeks** |
| Size | 1 MB | 100 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [kim juyoung](https://appshunter.io/developer/918406157) | [Raj Mehta](https://appshunter.io/developer/1714953061) |

## What reviewers say

### Speech Math

[App page](https://appshunter.io/ios/app/speech-math/id6450673499)

**In-app purchases:** none


### Architecture Dictionary Terms

[App page](https://appshunter.io/ios/app/architecture-dictionary-terms/id6743542693)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Speech Math free?

Speech Math costs $0.99, with no in-app purchases.

### Is Architecture Dictionary Terms free?

Architecture Dictionary Terms is free to download, with no in-app purchases.

### Do Speech Math or Architecture Dictionary Terms have ads?

Architecture Dictionary Terms shows ads; Speech Math does not.

### Which is updated more often, Speech Math or Architecture Dictionary Terms?

Speech Math ships an update every 10 months, and Architecture Dictionary Terms every 3 weeks. Most recently, Speech Math was updated on October 7, 2026 and Architecture Dictionary Terms 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.*