LocalEngine vs Immerse
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
LocalEngine
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LocalEngine runs open-source AI language models entirely on your iPhone and iPad. Everything happens on-device: your prompts, conversations, and images never leave your device and are never sent to any server. Built in pure Swift with SwiftUI, LocalEngine runs models through a Metal-accelerated llama.cpp engine, so you get fast, low-latency AI completely offline ā no account, no sign-in, no cloud. WHAT YOU CAN DO ⢠Chat ā Hold multi-turn conversations with a local model. Replies stream token-by-token in real time. Start a new chat or stop a response at any time. ⢠See images ā Turn on vision in Settings, attach photos to your message, and ask about them. Images are understood entirely on-device by a vision-capable model. ⢠Download models ā Browse a curated catalog of open models and download the one that fits your device. Downloads run as resumable background jobs with live progress, and the screen can stay awake while a large model downloads. ⢠Tune generation ā Adjust the response length (max tokens) and the temperature to shape how the model replies. ⢠Unlock larger models ā LocalEngine is free to use with starter models. A one-time Pro upgrade unlocks larger catalog downloads on iPhone and iPad. CURATED MODELS LocalEngine is ready to chat out of the box with a small, fast default model, and its catalog includes compact vision-language models you can grow into: ⢠Qwen3.5 ā 0.8B and 2B free, with 4B available through Pro ⢠Gemma 4 ā E2B free, with E4B available through Pro Smaller models are quick and light on storage; larger Pro models are more capable on newer devices. Each vision model pairs with a multimodal projector so it can understand images ā all on-device. PRIVATE BY DESIGN ⢠100% on-device inference ā no cloud, no telemetry, no analytics. ⢠No account and no sign-in required. ⢠Runs fully offline once a model is downloaded. ⢠Built to App Store privacy and security standards. REQUIREMENTS ⢠iOS / iPadOS 17.0 or later ⢠A recent iPhone or iPad is recommended, especially for the larger models ⢠Free storage space for the models you choose to download LocalEngine puts the power of modern AI ā text and vision ā in your pocket, without giving up your privacy.
Immerse
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Immerse is a calm focus timer and productivity tracker for deep work, study sessions, and Pomodoro routines. Start a timer, choose what you want to work on, stay with one task, take intentional breaks, and review beautiful focus statistics that help you build a stronger daily habit. Immerse is made for students, remote workers, writers, developers, creators, and anyone who wants a cleaner way to focus, study, and make steady progress. A FOCUS TIMER FOR WORK AND STUDY Immerse helps you create focused work sessions without noise or clutter. Choose an activity, set your duration, and stay in focus mode until the session ends. ⢠Pomodoro timer sessions ⢠Custom focus durations ⢠Short and long breaks ⢠Auto-start breaks ⢠Long break after selected sessions ⢠Notifications when a session is complete ⢠Keep Screen Awake option ⢠Hide Status Bar option ⢠Hide Timeline When Active option BLOCK DISTRACTING APPS DURING FOCUS Immerse allows you to block apps that pull you away from your work. Choose which apps to restrict in the settings, and they'll stay locked while your Focus session is active ā so you can stay fully concentrated without temptation, with notifications, social media, or games put aside until your break. TRACK YOUR TIME BY ACTIVITY Create activities for study, work, reading, writing, coding, planning, or any other type of deep work. Immerse helps you see where your focused time actually goes. ⢠Create custom activities ⢠Set names, colors, and durations ⢠Edit activities anytime ⢠Track focus time by activity ⢠Review time spent across different types of work SEE BEAUTIFUL FOCUS STATISTICS Immerse is more than a simple study timer. It shows your progress over time so you can understand your routine, improve consistency, and stay motivated. ⢠Total focus time ⢠Number of completed sessions ⢠Completion rate ⢠Daily, weekly, monthly, and yearly overviews ⢠Calendar view of focus history ⢠Streak tracking ⢠Focus by activity ⢠Best work-time patterns ⢠Session history and progress insights BUILD A CALMER PRODUCTIVITY HABIT Use your statistics to spot your best hours, notice what distracts you, and build a rhythm that feels sustainable. Whether you use a classic Pomodoro routine or your own timing system, Immerse helps you stay consistent without overwhelm. A MINIMAL TIMER THAT FEELS GOOD TO USE Immerse is designed to feel calm during long study and work sessions, with customizable visuals that make the timer personal without becoming distracting. ⢠Multiple timer display styles ⢠Custom tick shapes ⢠Soft background themes ⢠Clean interface for long focus sessions GREAT FOR ⢠Study sessions and exam prep ⢠Deep work and solo work blocks ⢠Remote work and home office routines ⢠Coding, reading, writing, and design ⢠Pomodoro users ⢠Building a daily focus habit ⢠Tracking productive time ⢠Reducing procrastination and context switching FOCUS, TRACK, IMPROVE Immerse helps you turn focused time into visible progress. Start a session, stay with one task, review your statistics, and build a calmer, more consistent way to work.
Screenshots
Verdict
The clearest difference is in-app purchases: Immerse at none against LocalEngine's 3. LocalEngine's advantage is device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. LocalEngine sells 3 one-off in-app purchases. Immerse asks for nothing beyond the download.
LocalEngine ships an update every 4 days, Immerse weekly. Both last shipped on October 25, 2026.
| Parameter | LocalEngine | Immerse |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 days ā better | Weekly |
| Ads | No | No |
| In-app purchases | Yes | No ā better |
| Devices | iPhone, iPad, Mac ā better | iPhone |
| Requires iOS | 17.0 | 17.0 |
| Further details ā not scored | ||
| Size | 43 MB | 30 MB |
| Age rating | 12+ | 4+ |
| Developer | GUOYU WANG | BUNKER GAMES |
In-app purchases
LocalEngine
- Local Engine Pro$2.99
- LocalEngine Pro$4.99
- Professional$9.99
Immerse
No in-app purchases
Questions
Is LocalEngine free?
Is Immerse free?
Do LocalEngine or Immerse have ads?
Which is updated more often, LocalEngine or Immerse?
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