Longdo Dict vs Thai Fast Dictionary
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Longdo Dict
This app provides an official mobile client for a popular online dictionary service. It offers fast word suggestions, pronunciation, and offline access to bilingual dictionaries for multiple languages. Users can also save favorite words and access a daily vocabulary.
- Offline dictionary content
- Fast word suggestion
- Word pronunciation
- Save favorite words
- Daily vocabulary
- Multiple language support
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Longdo Dict เป็น iOS แอป อย่างเป็นทางการของบริการพจนานุกรมลองดู (ลองดูดิกชันนารี) **** พจนานุกรมออนไลน์ยอดนิยม อันดับหนึ่งของคนไทย *** ******** http://dict.longdo.com/ *********** ผู้ใช้สามารถสืบค้นความหมายของคำในภาษาต่างๆ เช่น อังกฤษ จีน ญี่ปุ่น เยอรมัน ฝรั่งเศส โดยมีคุณสมบัติเด่นดังนี้ - ระบบแนะนำคำความเร็วสูง สามารถป้อนเพียงบางส่วนของคำ ไม่ว่าส่วนนั้นจะอยู่ต้นคำ กลางคำ หรือท้ายคำ - อ่านออกเสียงคำ - เนื้อหาหลักของดิก มีมาพร้อมแอปแล้ว สามารถใช้งานแบบ Offline ได้ - บันทึกคำที่ใช้บ่อยๆ - ศัพท์ประจำวัน Longdo Dict is the official iPhone client to Longdo online dictionary service at http://dict.longdo.com/. It provides access to multiple bilingual dictionaries between Thai and non-Thai (English/Japanese/French/Chinese/etc) languages. Longdo Dict client on iPhone features: - Fast full-text head word suggestion, with search history and random word of the day. - Word pronunciation - Offline contents - Save favorites words - Word of the day
Thai Fast Dictionary
Access an extensive offline dictionary with definitions and examples across multiple languages. An integrated AI chatbot offers instant assistance for clarifying terms, expanding vocabulary, and practicing pronunciation.
- Offline global standard database
- Extensive word repository
- Definitions and examples
- Integrated AI chatbot
- Instant assistance
- Pronunciation practice
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Thai Fast Dictionary is a Thai↔English dictionary built for speed. The entire dictionary lives on your device, so lookups are instant — no internet connection required. FEATURES • Instant Thai↔English word lookup, no waiting on a server • Clear definitions with parts of speech, example sentences, and synonyms • Search history and a favorites list, so you can find words you've looked up before • Two vocabulary games — Quiz and Hang Pig — to help you learn as you go • Works fully offline once installed Whether you're a Thai speaker learning English or an English speaker learning Thai, Thai Fast Dictionary keeps a complete dictionary in your pocket. Thai Fast Dictionary is free to use, supported by ads. An optional Advance Access subscription removes ads and unlocks unlimited daily lookups. Subscription terms: • Advance Access is available as a monthly or yearly auto-renewing subscription, billed to your Apple ID • Subscriptions renew automatically unless auto-renew is turned off at least 24 hours before the end of the current period • Manage or cancel anytime in your Apple ID account settings • Payment is charged to your Apple ID account upon confirmation of purchase Privacy Policy: https://thaifastdict.com/privacy_policy.html Terms of Use: https://thaifastdict.com/term_of_use.html
Screenshots
Verdict
The clearest difference is ads: Longdo Dict at none against Thai Fast Dictionary's shown. Longdo Dict also leads on review sentiment (86% vs 60%) and ratings volume (4 vs 1). On price, rating, update cadence and in-app purchases 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
Both are free to download. Longdo Dict sells 1 in-app purchase, starting at $0.99 per month and Thai Fast Dictionary sells 7 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for Longdo Dict against 5.0 for Thai Fast Dictionary. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews are what separate them: 86% of Longdo Dict's written reviews are positive against 60% of Thai Fast Dictionary's.
Longdo Dict ships an update every 2 months, Thai Fast Dictionary every 6 weeks. The most recent releases landed on September 19, 2026 and September 28, 2026 respectively.
| Parameter | Longdo Dict | Thai Fast Dictionary |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) | 5.0 (1 ratings) |
| Positive reviews | 86.2% of reviews — better | 59.6% of reviews |
| Number of ratings | 4 — better | 1 |
| Update frequency | Every 2 months | Every 6 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 14.0.0 — better |
| Further details — not scored | ||
| Size | 39 MB | 143 MB |
| Age rating | 4+ | 4+ |
| Developer | Metamedia Technology Co., Ltd. | THAI FAST COMPANY LIMITED |
Customer experience
Longdo Dict
Thai Fast Dictionary
In-app purchases
Longdo Dict
- Longdo Dict Premium$0.991 Month
Thai Fast Dictionary
- Advance features$0.991 Month
- Offline IPA with no Ads$2.991 Year
- English meaning and samples$2.991 Year
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- Advance features$4.991 Year
- Point 1000 pts$2.99
- Point 5500 pts$12.99
- Point 12000 pts$29.99
Questions
Is Longdo Dict free?
Is Thai Fast Dictionary free?
Which has better reviews, Longdo Dict or Thai Fast Dictionary?
Do Longdo Dict or Thai Fast Dictionary have ads?
Which is updated more often, Longdo Dict or Thai Fast Dictionary?
Other comparisons
