# Quick Synonyms vs OneLook Thesaurus

The clearest difference is review sentiment: Quick Synonyms at 100% against OneLook Thesaurus's 33%. Quick Synonyms also leads on rating (5.0 vs 3.9) and in-app purchases (none vs 2). OneLook Thesaurus's advantage is price (Free vs $4.99) and update cadence (monthly vs every 32 months). On ads and iOS requirement there is nothing between them.

OneLook Thesaurus is free to download; Quick Synonyms costs $4.99 up front. OneLook Thesaurus sells 2 in-app purchases, starting at $0.99 per month. Quick Synonyms asks for nothing beyond the download.

Quick Synonyms holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: OneLook Thesaurus has 21 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 100% of Quick Synonyms's written reviews are positive against 33% of OneLook Thesaurus's.

Quick Synonyms ships an update every 32 months, OneLook Thesaurus monthly. The most recent releases landed on September 30, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Quick Synonyms | OneLook Thesaurus |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/quick-synonyms/id1076119771/reviews)** | [3.9 (21 ratings)](https://appshunter.io/ios/app/onelook-thesaurus/id1615071061/reviews) |
| Number of ratings | 3 | **21** |
| Positive reviews | **100.0% of reviews** | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 32 months | **Monthly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 1 MB | 7 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Furnace Creek Software LLC](https://appshunter.io/developer/321189453) | [Datamuse Corporation](https://appshunter.io/developer/493493805) |

## What reviewers say

### Quick Synonyms

[App page](https://appshunter.io/ios/app/quick-synonyms/id1076119771)

Instantly find synonyms for any word directly within other iOS apps. Select text, tap Share, and choose the synonym lookup option.

**Highlights:** Text action extension, In-app synonym lookup, Share menu integration, Works across system apps

**In-app purchases:** none


### OneLook Thesaurus

[App page](https://appshunter.io/ios/app/onelook-thesaurus/id1615071061)

This app helps writers find the perfect word or phrase quickly. It offers advanced search features, custom keyboard integration, and speech input for effortless word discovery. Ideal for creative writing, word games, and expanding vocabulary.

**Highlights:** Custom keyboard integration, Speech input for word description, Synonyms, similar words, associated words, Rhymes, quotes, and lyrics, Word game helpers (crosswords, Wordle), Word and Place-of-the-Day, Ad-free experience

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard | $0.99 | per month |
| Standard Yearly | $9.99 | per year |


## Frequently asked questions

### Is Quick Synonyms free?

Quick Synonyms costs $4.99, with no in-app purchases.

### Is OneLook Thesaurus free?

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

### Which has better reviews, Quick Synonyms or OneLook Thesaurus?

Quick Synonyms is rated higher. Quick Synonyms averages 5.0 out of 5 from 3 ratings, while OneLook Thesaurus averages 3.9 from 21 ratings.

### Do Quick Synonyms or OneLook Thesaurus have ads?

Neither Quick Synonyms nor OneLook Thesaurus shows ads.

### Which is updated more often, Quick Synonyms or OneLook Thesaurus?

Quick Synonyms ships an update every 32 months, and OneLook Thesaurus monthly. Most recently, Quick Synonyms was updated on September 30, 2026 and OneLook Thesaurus on October 14, 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.*