Spike AI vs ImageGen
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Spike AI
This AI chat application offers flexible model execution, allowing you to use cloud-based AI, your own on-device models, or connect to a remote server. It supports encrypted conversation syncing across devices and project organization for managing your AI interactions.
- Cloud-based AI chat
- On-device model execution
- Connect to OpenAI-compatible servers
- Sync encrypted conversations
- Organize chats in projects
- Choose tools for tasks
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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.
ImageGen
Create stunning visuals from text or images using advanced AI. Explore various art styles, enhance image quality, and restore old photos. Perfect for personal and commercial creative projects.
- Text-to-image generation
- Image-to-image conversion
- Dozens of art styles
- Super-resolution enhancement
- Image restoration
- Intelligent prompting system
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ImageGen is a full-scene visual creation tool powered by cutting-edge AI generative models. With its precise semantic parsing capabilities and powerful image generation technology, it breaks down barriers to professional skills, enabling every user to efficiently produce high-quality visual works, covering all needs from personal creativity to commercial applications. Whether inputting simple text descriptions or uploading reference images, it quickly captures the core of the creation, generating visually rich and stylistically consistent content. It includes dozens of mainstream art styles such as watercolor, oil painting, cyberpunk, anime, and realism; super-resolution enhancement, noise reduction, and image restoration tools can upgrade low-resolution images to high-definition quality, restoring blurred details and repairing damaged images. The tool supports text-to-image and image-to-image conversion in dual modes to meet the needs of different creative starting points. An intelligent prompting system provides structured templates to help beginners optimize input commands and improve generation accuracy. [Auto-Renewing Membership] Membership Benefits: Fast processing, Unlock all Free, No ads Subscription Period: Weekly (continuous weekly subscription), Monthly (continuous monthly subscription), Yearly (continuous yearly subscription) Subscription Price: Subject to iAP application information. For example, the initial subscription fee for a continuous weekly subscription is $0.99; the renewal fee for a continuous monthly subscription is $1.99 for the following month; and the renewal fee for a continuous yearly subscription is $9.99 for the following year. Payment: Payment will be charged to your iTunes account upon confirmation of purchase. Cancellation of Renewal: To cancel your subscription, please manually turn off the auto-renewal function in your iTunes/Apple ID settings at least 24 hours before the current subscription period expires. Renewal: Your Apple iTunes account will be charged within 24 hours prior to the expiration date. Upon successful payment, the subscription period will be extended by one subscription period. Contact Email: contact@starpeak.ai Privacy Policy: https://www.starpeak.ai/services/ImageGen/privacy-policy.html Terms of Service: https://www.starpeak.ai/services/ImageGen/terms-of-service.html
Screenshots
Verdict
The clearest difference is rating: ImageGen at 4.1 against Spike AI's 3.1. ImageGen also leads on iOS requirement (13.0 vs 17.0). Spike AI's advantage is in-app purchases (none vs 3) and update cadence (every 8 days vs every 3 weeks). On price, ratings volume, 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
Both are free to download. ImageGen sells 3 in-app purchases, starting at $0.99 per 7 days. Spike AI asks for nothing beyond the download.
ImageGen holds the better App Store score, 4.1 against 3.1. Both are backed by a comparable volume of ratings — 11 and 9 respectively.
Spike AI ships an update every 8 days, ImageGen every 3 weeks. The most recent releases landed on November 5, 2026 and October 30, 2026 respectively.
| Parameter | Spike AI | ImageGen |
|---|---|---|
| Price | Free | Free |
| Rating | 3.1 (11 ratings) | 4.1 (9 ratings) — better |
| Positive reviews | 71.4% of reviews | — |
| Number of ratings | 11 — better | 9 |
| Update frequency | Every 8 days — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 121 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | Jan Stellmann | fookstar |
In-app purchases
Spike AI
No in-app purchases
ImageGen
- Weekly3 Days trial$0.997 Days
- Monthly$1.991 Month
- Yearly$9.991 Year









