Comparison

IRIS (Offline GPT) vs EngClass

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

Head to head
About

IRIS (Offline GPT)

Features
Read full description

IRIS - Your Private AI Assistant Experience the power of AI without compromising your privacy. IRIS is a revolutionary offline AI assistant that runs small language models directly on your device, ensuring your conversations never leave your phone. 1. Complete Privacy All AI processing happens on your device No internet connection required Your data never reaches external servers Conversations stay completely private 2. Powerful Features Download and use multiple AI models (Gemma, Phi, Qwen, Llama) Create personalized AI assistants with custom personalities Real-time performance metrics and benchmarking Message editing and retry functionality Background downloads and automatic memory management Full iPad support with landscape orientation 3. Perfect For Privacy-conscious users who want AI without data sharing Developers exploring on-device AI capabilities Anyone who needs AI assistance in areas with poor internet Users who want to experiment with different AI models 4. Key Highlights Hugging Face integration for easy model access Multi-language support (English, Japanese, Chinese) Intuitive chat interface with smooth animations Customizable inference settings and parameters Built-in benchmarking to compare model performance Why Choose IRIS? Unlike cloud-based AI services, IRIS puts you in complete control. Your conversations, prompts, and data remain on your device at all times. Whether you're a developer, researcher, or privacy-focused user, IRIS delivers powerful AI capabilities without the privacy concerns. Download IRIS today and experience truly private AI assistance.

About

EngClass

Features
Read full description

EngClass โ€” AI English roleplay coach. The killer feature: UNLIMITED CUSTOM SCENARIOS. THE FEATURE NOBODY ELSE HAS: Type any English-speaking situation you face โ€” interviewing at Google about salary, second date small talk, presenting to your foreign CTO โ€” and AI builds the entire Roleplay scene for you in 5 seconds. Practice the situation YOU need, not generic dialogues. PLUS - 10+ ready-made Roleplay scenes (cafe, work, dating, travel, boss) - 5-dimension performance reports (vocabulary, grammar, naturalness, task, politeness) - Native-language voice feedback in Thai, English, Korean, Japanese, Indonesian, Vietnamese - Hint button with native-language gloss when stuck - 146-phrase Beginner Path before Roleplay - Save corrected practices for review SUBSCRIPTIONS - Pro 299 THB/month: 30 hints, 30 reports, 3 custom 3-day scenes - Pro+ 599 THB/month: Pro x 3 quota, 5 custom 7-day scenes - Ultimate 899 THB/month: Unlimited everything, 15-day custom scenes Or buy non-renewing credit bundles. Auto-renew, cancel via Settings > Manage Subscription. Privacy: https://engclass.ai/privacy Terms: https://engclass.ai/terms

Screenshots

IRIS (Offline GPT)4 screens
EngClass4 screens

Verdict

The call

The clearest difference is in-app purchases: IRIS (Offline GPT) at none against EngClass's 6. EngClass's advantage is iOS requirement (15.1 vs 17.6). On price, ads and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. EngClass sells 6 in-app purchases, starting at $7.99 per month. IRIS (Offline GPT) asks for nothing beyond the download.

Scorecard2 real differences ยท 4 level
IRIS (Offline GPT) versus EngClass: the parameters behind the verdict, then further details
ParameterIRIS (Offline GPT)EngClass
PriceFreeFree
Update frequencyโ€”Every 3 days
AdsNoNo
In-app purchasesNo โ€” betterYes
DevicesiPhoneiPhone, iPod โ€” better
Requires iOS17.615.1 โ€” better
Further details โ€” not scored
Size34 MB38 MB
Age rating4+4+
DeveloperNervesparks Private limitedCET (THAILAND) COMPANY LIMITED

In-app purchases

None

IRIS (Offline GPT)

No in-app purchases

6 purchases

EngClass

Subscriptions3
  • EngClass Pro$7.991 Month
  • EngClass Pro+$15.991 Month
  • EngClass Ultimate$23.991 Month
One-time3
  • Starter Credits$2.99
  • Pro Pack Credits$7.99
  • Power Credits$17.99

Questions

Is IRIS (Offline GPT) free?
IRIS (Offline GPT) is free to download, with no in-app purchases.
Is EngClass free?
EngClass is free to download, with in-app purchases available.
Do IRIS (Offline GPT) or EngClass have ads?
Neither IRIS (Offline GPT) nor EngClass shows ads.

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