# Shift Unit vs SearchGPT

The clearest difference is review sentiment: Shift Unit at 100% against SearchGPT's 7%. Shift Unit also leads on rating (5.0 vs 4.1) and in-app purchases (none vs 2). SearchGPT's advantage is update cadence (every 3 weeks vs every 2 months) and ratings volume (92 vs 21). On price, ads and device support there is nothing between them.

Both are free to download. SearchGPT sells 2 in-app purchases, starting at $2.99 per 7 days. Shift Unit asks for nothing beyond the download.

Shift Unit holds the better App Store score, 5.0 against 4.1. Both are backed by a comparable volume of ratings — 21 and 92 respectively. Written reviews point the same way: 100% of Shift Unit's written reviews are positive against 7% of SearchGPT's.

Shift Unit ships an update every 2 months, SearchGPT every 3 weeks. The most recent releases landed on September 21, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Shift Unit | SearchGPT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (21 ratings)](https://appshunter.io/ios/app/shift-unit/id1514037983/reviews)** | [4.1 (92 ratings)](https://appshunter.io/ios/app/searchgpt/id6449355510/reviews) |
| Number of ratings | 21 | **92** |
| Positive reviews | **100.0% of reviews** | 7.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 20 MB | 19 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone, Apple Watch | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Didier Burton](https://appshunter.io/developer/1514037982) | [露 王](https://appshunter.io/developer/1675790575) |

## What reviewers say

### Shift Unit

[App page](https://appshunter.io/ios/app/shift-unit/id1514037983)

This utility app offers precise unit and currency conversions with over 1400 units across 34 categories. It supports light/dark modes, home widgets, and an independent Apple Watch app. Features include a custom keypad with calculator mode and educational Wikipedia integration.

**Highlights:** 1400+ conversion units, 34 categories, Light/dark mode support, Home widget, Apple Watch app, Custom keypad with calculator, Wikipedia integration

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### SearchGPT

[App page](https://appshunter.io/ios/app/searchgpt/id6449355510)

This AI-powered search engine leverages ChatGPT to provide accurate and rich content from authoritative global sources. It aims to offer equal access to information for everyone, functioning as a super search engine.

**Highlights:** AI-powered search, ChatGPT integration, Accurate content, Authoritative sources, Rich information access, Global information

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $2.99 | per 7 days |
| Annual Premium | $29.99 | per year |


## Frequently asked questions

### Is Shift Unit free?

Shift Unit is free to download, with no in-app purchases.

### Is SearchGPT free?

SearchGPT is free to download, with in-app purchases available.

### Which has better reviews, Shift Unit or SearchGPT?

Shift Unit is rated higher. Shift Unit averages 5.0 out of 5 from 21 ratings, while SearchGPT averages 4.1 from 92 ratings.

### Do Shift Unit or SearchGPT have ads?

Neither Shift Unit nor SearchGPT shows ads.

### Which is updated more often, Shift Unit or SearchGPT?

Shift Unit ships an update every 2 months, and SearchGPT every 3 weeks. Most recently, Shift Unit was updated on September 21, 2026 and SearchGPT on September 26, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*