Spike Studio vs GImage AI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Spike Studio
Run powerful AI models locally on your device without cloud dependence. Enjoy private, fast responses and full control over your AI experience. Ideal for developers and AI enthusiasts seeking unlimited model usage and zero tracking.
- Run AI models locally
- No cloud dependence
- Private data processing
- Zero cloud costs
- Unlimited model usage
- Instant responses
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Meet Spike Studio: AI chat on your iPhone, with a choice of where your model runs. GET STARTED WITH SPIKE CLOUD Create a free account in the app, verify your email, and start chatting. You do not need a computer or your own server. Free usage limits apply. This version offers no in-app subscriptions or purchases. USE YOUR OWN MODELS Connect an OpenAI-compatible server, including LM Studio, or download an on-device model on a supported iPhone. These options do not require a Spike account. Model downloads need available storage, and on-device performance depends on your iPhone and the selected model. CONNECT YOUR COMPUTER Use an account-linked Runtime from Spike Studio on your computer, and follow Agent work from your iPhone. Computer and Runtime setup are required for these optional features. KEEP YOUR CONVERSATIONS TOGETHER Sign in with the same Spike account across devices to sync encrypted conversations. Organize chats in projects and choose tools for the task at hand. Tools that use iPhone features request the relevant permissions. Cloud chats are processed by Spike Cloud; on-device models run on your iPhone; a connected server processes the chats you send to it. Choose the option that fits your needs.
GImage AI
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GImage AI is an AI-powered image generation app that allows users to create images from text prompts and transform existing images into new visual content The app provides two main features Text-to-Image Generate images based on user-provided text descriptions Image-to-Image Upload an image and create new variations using AI GImage AI uses a credit-based system for content generation Credits can be obtained through in-app purchases and are consumed when generating images Account login is required for purchasing and managing credits This ensures that users can securely access their credits and generated content across multiple devices The app does not require users to register or log in to browse or explore basic features Login is only necessary for account-related functionality including credit purchases and content management User-provided images and prompts are used solely for generating requested content and are not used for any unrelated purposes
Screenshots
Verdict
The clearest difference is in-app purchases: Spike Studio at none against GImage AI's 3. On price, ads, device support and iOS requirement 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. GImage AI sells 3 one-off in-app purchases. Spike Studio asks for nothing beyond the download.
| Parameter | Spike Studio | GImage AI |
|---|---|---|
| Price | Free | Free |
| Rating | 3.1 (11 ratings) — better | — |
| Positive reviews | 71.4% of reviews | — |
| Number of ratings | 11 — better | — |
| Update frequency | Every 8 days | — |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, Apple Watch — better | iPhone |
| Requires iOS | 17.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 118 MB | 10 MB |
| Age rating | 4+ | 12+ |
| Developer | Jan Stellmann | 聪 吕 |
In-app purchases
Spike Studio
No in-app purchases
GImage AI
- Starter Plan$9.99
- Pro Plan$29.99
- Plus Plan$99.99









