Quick Synonyms vs OneLook Thesaurus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Quick Synonyms
Instantly find synonyms for any word directly within other iOS apps. Select text, tap Share, and choose the synonym lookup option.
- Text action extension
- In-app synonym lookup
- Share menu integration
- Works across system apps
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Quick Synonyms provides an iOS text action extension that makes it easy to look up synonyms for words in any app on the system. Just select a word, tap Share from the menu that appears, and choose "Find Synonyms".
OneLook Thesaurus
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.
- 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
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Subscription required. Enjoy your first two weeks free! Internet access required. Ad-free. No trackers or personal data collection. Accelerate your search for meaning! OneLook Thesaurus helps every kind of writer find every kind of word and phrase, and the new iOS app does it faster and better than ever. Even if you’re already a fan of the free website, here are 10 reasons you’ll love this new app: * Fast interface for word lookups tailored to your iPhone, iPad, or Mac. * Custom keyboard integration so that you can use OneLook wherever you write * Speech input interface: simply describe a word out loud (“the feeling of strong desire to travel”) and get back the word you’re looking for (“wanderlust”) * Nine powerful lookups baked into one potent brainstorming tool: Besides synonyms and similar words, you’ll also find three memory-jogging features you won’t find on the website called “Associated”, “Describe”, and “Complete”; as well as rhymes, quotes, lyrics, and other niceties to spice up your poetry and prose. * Helpers for crosswords, Wordle, and other word games * Stimulating new Word-of-the-day and Place-of-the-Day features * Ad-free access to the OneLook website for finding word definitions * Use our most advanced reverse dictionary algorithms, and new sorting options, before they become available on the website * Support our ongoing development of OneLook Thesaurus Subscription required. Enjoy your first two weeks free! Internet access required. Ad-free. No trackers or personal data collection. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Quick Synonyms | OneLook Thesaurus |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 5.0 (3 ratings) — better | 3.9 (21 ratings) |
| Positive reviews | 100.0% of reviews — better | 33.3% of reviews |
| Number of ratings | 3 | 21 — better |
| Update frequency | Every 32 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Furnace Creek Software LLC | Datamuse Corporation |
Customer experience
Quick Synonyms
OneLook Thesaurus
In-app purchases
Quick Synonyms
No in-app purchases
OneLook Thesaurus
- Standard14 Days trial$0.991 Month
- Standard Yearly14 Days trial$9.991 Year







