Comparison

Prism vs OneTools

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

Head to head
About

Prism

Features
Read full description

Offline AI in your pocket. Prism is a native AI workspace for iPhone, iPad, and iPhone Duo. Run models on your own hardware with Apple Intelligence or Prism’s custom llama.cpp engine. Download models directly in Prism or import compatible GGUF files. Your conversations, model files, and settings stay on your device. No account, subscription, or cloud inference service required. Control your inference Use Metal GPU acceleration with supported models and configure how they run. Adjust context length, response limits, batch size, temperature, Top-P, Top-K, and repeat penalty. Define your own system prompt and inspect prompts in Developer Mode. Explore local models Browse a curated library of compact text, reasoning, and vision models. Download models in the background or import compatible GGUF files from Files and HTTPS URLs. Attach images with supported vision models. Measure performance Track generation speed in tokens per second, token counts, and generation duration. Review performance trends and compare runs across your local models. Keep your work close Search and reopen saved conversations, review formatted responses and inline reasoning, and export transcripts as Markdown or JSON. Thinking duration is shown for supported models. Built for Apple devices Work in a focused native interface with layouts adapted to iPhone, iPad, and iPhone Duo. Available in English, German, and Turkish. Once your chosen model is downloaded and ready, inference works offline. Internet access is required for model downloads and catalog updates. Prism does not collect analytics or telemetry. Requires iOS 26 or iPadOS 26 or later. Apple Intelligence requires a supported device and must be enabled. Model compatibility, image support, and performance depend on the selected model and available device memory.

About

OneTools

Read full description

OneTools brings together practical utilities for everyday tasks. Scan QR codes, compress photos, convert units, turn speech into text, and add watermarks in a clean, fast workflow. Built for quick actions, simple sharing, and daily use. Designed for daily use, OneTools keeps the experience simple, polished, and easy to pick up whenever you need something done fast. Features Calculator Use standard, scientific, programmer, and date calculation modes for everyday math and advanced tasks. Unit Converter Convert length, weight, area, temperature, volume, time, and speed in seconds. QR Toolkit Generate QR codes for text, links, Wi-Fi, and phone numbers, or scan codes instantly with your camera. Watermark Add custom text watermarks to your images with adjustable size, opacity, rotation, and position. Image Compressor Reduce image size with multiple compression levels while keeping the result ready to save and share. Voice to Text Record speech and turn it into live text with support for multiple languages. Why OneTools Clean and easy-to-use interface Fast access to everyday utility tools Designed for quick tasks and repeat use Flexible Pro subscription with restore support across your devices Whether you need to scan, convert, calculate, compress, or capture text from speech, OneTools helps you do it all in one place.

Screenshots

Prism4 screens
OneTools4 screens

Verdict

The call

The clearest difference is update cadence: OneTools at weekly against Prism's every 6 months. OneTools also leads on iOS requirement (15.6 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Prism ships an update every 6 months, OneTools weekly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

Scorecard2 real differences Β· 4 level
Prism versus OneTools: the parameters behind the verdict, then further details
ParameterPrismOneTools
PriceFreeFree
Update frequencyEvery 6 monthsWeekly β€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPod
Requires iOS26.015.6 β€” better
Further details β€” not scored
Size23 MB3 MB
Age rating12+4+
DeveloperKerem COLAKHuaiBor Technology Co.,Ltd

In-app purchases

None

Prism

No in-app purchases

None

OneTools

No in-app purchases

Questions

Is Prism free?
Prism is free to download, with no in-app purchases.
Is OneTools free?
OneTools is free to download, with no in-app purchases.
Do Prism or OneTools have ads?
Neither Prism nor OneTools shows ads.
Which is updated more often, Prism or OneTools?
Prism ships an update every 6 months, and OneTools weekly. Most recently, Prism was updated on October 25, 2026 and OneTools on October 24, 2026.

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