Comparison

MLC Chat vs Speed Leaf

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

Head to head
About

MLC Chat

Engage in conversations with open language models directly on your iPad or iPhone. Once a model is downloaded, all interactions occur locally, ensuring privacy and offline functionality without internet access. This app is designed for non-commercial use, allowing you to run various open-source language models on your device.

Highlights
  • Local AI model chat
  • Offline functionality
  • No internet required
  • Privacy-focused
  • Open-source project integration
  • Downloadable language models
Features
Read full description

MLC Chat lets users chat with open language models locally on ipads and iphones. After a model is downloaded to the app, everything runs locally without server support, and it works without internet connections do not record any information. Because the models run locally, it only works for the devices with sufficient VRAM depending on the models being used. MLC Chat is part of open source project MLC LLM, with allows any language model to be deployed natively on a diverse set of hardware backends and native applications. MLC Chat is a runtime that runs different open model architectures on your phone. The app is intended for non-commercial purposes. It allows you to run open-language models downloaded from the internet. Each model can be subject to its respective licenses.

About

Speed Leaf

Read full description

Speed Leaf is a focused reading app that helps you read faster using Rapid Serial Visual Presentation (RSVP). Instead of scanning lines of text, words are displayed one at a time at a fixed point on screen - reducing eye movement and helping you absorb content more efficiently. Import your own PDFs and EPUBs, set your preferred speed from 100 to 800 words per minute, and start reading. The app highlights the Optimal Recognition Point (ORP) in each word so your brain can process text faster with less effort. Whether you're working through articles, reports, books, or study materials, Speed Leaf keeps you in flow without distractions. Features: - RSVP word-by-word display with ORP highlighting - Adjustable reading speed (100–800 WPM) - PDF and EPUB import - Sentence context bar showing your position in each sentence - Browse mode to scan through full text and jump to any point - Reading statistics with words read, time tracked, and average WPM - Per-document progress saving and speed preferences - Clean, minimal interface designed for focus - 3 free document imports, then a one-time unlock for unlimited

Screenshots

MLC Chat2 screens
Speed Leaf3 screens

Verdict

The call

The clearest difference is in-app purchases: MLC Chat at none against Speed Leaf's 1. MLC Chat also leads on iOS requirement (17.0 vs 26.2). On price, ads 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. Speed Leaf sells 1 one-off in-app purchase. MLC Chat asks for nothing beyond the download.

Scorecard2 real differences · 8 level
MLC Chat versus Speed Leaf: the parameters behind the verdict, then further details
ParameterMLC ChatSpeed Leaf
PriceFreeFree
Rating4.2 (84 ratings) — better—
Positive reviews68.3% of reviews—
Number of ratings84 — better—
Update frequencyEvery 2 months—
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.0 — better26.2
Further details — not scored
Size1.7 GB4 MB
Age rating17+4+
DeveloperTianqi ChenANDREW DAVID SAWYER

Bugs and requests

MLC Chat

Reported bugs

17 issues
  • Phi model crashes on iOS 26.0.1 17 Pro Max
  • App crashes on iPad Pro 4th Gen, iPadOs 17.7
  • RedPajama model crashes app on initialization
  • Update is extremely slow
  • Download model button disabled in new version
Show 12 more
  • RedPajama model crashes, custom model download removed
  • App closes when hitting send on iPhone 13
  • Conversation resets when app is backgrounded
  • Vicuna and Mistral 7B models cause crashes
  • Some 7b q4f16/q4f32 models crash on iPhone 15 Pro
  • App crashes on iPhone 13 mini
  • Cannot load other models from URL
  • Crash on iPhone 12
  • Severe heating and frequency reduction on A15
  • Low VRAM failed initialization on 3GB LP DDR4X phone
  • Cannot run 4bit model on iPhone 15 with 8GB RAM
  • Loading models from HF MLC official Repo causes crashes

Requested features

14 requests
  • Ability to import custom models (from URL/Hugging Face)
  • Support for more specific models (DeepSeek, Phi-2, Gemma 2B/7B, MoE Mixtral 8x7B, LLaVA)
  • History of conversations
  • iOS shortcuts support
  • Ability to export entire responses
Show 9 more
  • Information on VRAM requirements per phone/model
  • Ability to change system message/create custom profiles
  • Ability to edit responses and system prompt
  • Add coffee support
  • Delete downloaded models
  • Change settings per model (repetition penalties, temperature)
  • How-to guide for importing/recompiling LLMs
  • Estimate model compatibility before download
  • Support for CN and ZH languages

Speed Leaf

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

MLC Chat

No in-app purchases

1 purchases

Speed Leaf

One-time1
  • Unlimited Imports$2.99

Questions

Is MLC Chat free?
MLC Chat is free to download, with no in-app purchases.
Is Speed Leaf free?
Speed Leaf is free to download, with in-app purchases available.
Do MLC Chat or Speed Leaf have ads?
Neither MLC Chat nor Speed Leaf shows ads.

Other comparisons