Comparison

AI helper vs Rafetus

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

AI helper

This AI-powered tool offers advanced language assistance, including context-aware translations, grammar correction, and content summarization. It functions as a writing assistant for emails and essays, with a comprehensive dictionary. The app is designed to be lightweight and ad-free, requiring no account for use.

Highlights
  • AI-driven multi-language translation
  • Grammar check and correction
  • AI chatbot writing assistance
  • Content summarizer
  • Comprehensive dictionary
  • Ad-free and no account required
Features
Read full description

This translation app prioritizes: 1. A delicate, dynamically responsive design, optimized for any phone or even tablets. 2. A lightweight app without ads 3. AI-driven translation - Natural language processing Key features include: - Context-driven paragraph / essay translations in multi-language via AI processing - Grammar check, fix, assistance by AI chatbot - Letter / Email writing assistant by your requirement, processed by AI - Content text summarizer, for main points summary, computed by AI - Comprehensive dictionary * Ads-free and No account required We designed this app to enhance your language usage through advanced AI-powered features. Our goal is bringing the efficient AI-powered features to users widely at the lowest cost or even FREE. It's really useful for learning language, works or in travel. The translation utilize a Transformer sequence-to-sequence architecture in natural language processing, bypassing the need for a intermediary language like traditional translation services. Example: - When translating from Spanish to Chinese (中国语), a traditional translation may need to do a scan full-text search word-by-word from Spanish to English first, then re-processing from English to Chinese (中国语). - Our AI seq-to-seq translation based on vectorized data (in number matrix) to get directly from source language to destination language. The translation processed between the following languages directly: Afrikaans, Amharic, Arabic, Asturian, Azerbaijani, Bashkir, Belarusian, Bulgarian, Bengali, Breton, Bosnian, Catalan, Valencian, Cebuano, Czech, Welsh, Danish, German, Greek, English (Inglese), Spanish, Estonian, Persian, Fulah, Finnish, French, Western Frisian, Irish, Gaelic, Scottish Gaelic, Galician, Gujarati, Hausa, Hebrew, Hindi, Croatian, Haitian, Haitian Creole, Hungarian, Armenian, Indonesian, Igbo, Iloko, Icelandic, Italian, Japanese, Javanese, Georgian, Kazakh, Central Khmer, Kannada, Korean, Luxembourgish, Letzeburgesch, Ganda, Lingala, Lao, Lithuanian, Latvian, Malagasy, Macedonian, Malayalam, Mongolian, Marathi, Malay, Burmese, Nepali, Dutch, Flemish, Norwegian, Northern Sotho, Occitan, Oriya, Panjabi, Punjabi, Polish, Pushto, Pashto, Portuguese, Romanian, Moldavian, Moldovan, Russian, Sindhi, Sinhala, Sinhalese, Slovak, Slovenian, Somali, Albanian, Serbian, Swati, Sundanese, Swedish, Swahili, Tamil, Thai, Tagalog, Tswana, Turkish, Ukrainian, Urdu, Uzbek, Vietnamese, Wolof, Xhosa, Yiddish, Yoruba, Chinese (Mandarin), Zulu App comes with 2 Plans: • BASE Plan / Always-Free Tier: Perfect for testing tasks. Tight rate-limited request. Especially, no-ads, no account required, no prepaid. • PRO Plan: Unlock unlimited access to all available models. Generous rate-limited request with advanced helpers. We Offers PRO plan with: • Weekly, monthly and annually subscription. • Annually subscription comes with family-sharing • Life-time purchase. Terms: https://policies.aihubapp.io/inapppurchase/

About

Rafetus

Read full description

Turn your document collection into a knowledge library you can explore with AI. With Rafetus you can store, read, search, and ask questions about your documents in one app. Highlights • Central document library: Store PDF and DOCX files, organize them in folders, and tag them for easy management. • Smart search: Find information across documents and notes quickly without rereading everything. • Ask AI: Ask questions and get answers grounded in your own document content. • Read and annotate: Highlight key passages, select text, and ask AI to explain difficult sections. • Knowledge connections: Build an AI knowledge graph that links documents and notes so you can discover useful relationships. Built for knowledge work Whether you handle contracts and reports at work, read research papers, study for exams, or keep notes from books you love, Rafetus helps you get more from your documents and turn information into lasting knowledge. Terms of Use (EULA): https://rafetus.vn/terms Privacy Policy: https://rafetus.vn/privacy

Screenshots

AI helper4 screens
Rafetus4 screens

Verdict

The call

The clearest difference is update cadence: Rafetus at every 2 days against AI helper's fortnightly. AI helper's advantage is iOS requirement (13.4 vs 15.5). On price, ads, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. AI helper sells 4 in-app purchases, starting at $1.99 per 7 days and Rafetus sells 9 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

AI helper ships an update fortnightly, Rafetus every 2 days. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 8 level
AI helper versus Rafetus: the parameters behind the verdict, then further details
ParameterAI helperRafetus
PriceFreeFree
Rating5.0 (4 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings4 — better—
Update frequencyFortnightlyEvery 2 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.4 — better15.5
Further details — not scored
Size24 MB93 MB
Age rating4+12+
DeveloperTRIPICAL VIET NAM LIMITED LIABILITY COMPANYNhan Le Tri

In-app purchases

4 purchases

AI helper

Subscriptions3
  • Weekly subscription$1.997 Days
  • Monthly subscrition$2.991 Month
  • Annually Subscription7 Days trial$19.991 Year
One-time1
  • Lifetime purchase$29.99
9 purchases

Rafetus

Subscriptions4
  • Rafetus Plus (Monthly)$9.991 Month
  • Rafetus Pro (Monthly)$19.991 Month
  • Rafetus Plus (Yearly)$99.991 Year
Show 1 more
  • Rafetus Pro (Yearly)$199.991 Year
One-time5
  • AI Credits 3.5M$0.99
  • AI Credits 17M$4.99
  • AI Credits 35M$9.99
Show 2 more
  • AI Credits 70M$19.99
  • AI Credits 175M$49.99

Questions

Is AI helper free?
AI helper is free to download, with in-app purchases available.
Is Rafetus free?
Rafetus is free to download, with in-app purchases available.
Do AI helper or Rafetus have ads?
Neither AI helper nor Rafetus shows ads.
Which is updated more often, AI helper or Rafetus?
AI helper ships an update fortnightly, and Rafetus every 2 days. Most recently, AI helper was updated on November 4, 2026 and Rafetus on October 31, 2026.

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