# ChatGPT vs Sena Solar

The clearest difference is in-app purchases: Sena Solar at none against ChatGPT's 8. Sena Solar also leads on ads (none vs shown) and iOS requirement (14.0 vs 18.0). ChatGPT's advantage is update cadence (weekly vs monthly) and chart position (#1 vs unranked). On price and device support there is nothing between them.

Both are free to download. ChatGPT sells 8 in-app purchases, starting at $8.00 per month. Sena Solar asks for nothing beyond the download.

ChatGPT ships an update weekly, Sena Solar monthly. The most recent releases landed on September 30, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | ChatGPT | Sena Solar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (11M ratings)](https://appshunter.io/ios/app/chatgpt/id6448311069/reviews)** | — |
| Number of ratings | **11M** | — |
| Positive reviews | 70.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Monthly |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#1** | — |
| Size | 255 MB | 41 MB |
| Requires iOS | 18.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [OpenAI OpCo, LLC](https://appshunter.io/developer/1684349733) | [SEN X DIGITAL COMPANY LIMITED](https://appshunter.io/developer/1743372271) |

## What reviewers say

### ChatGPT

[App page](https://appshunter.io/ios/app/chatgpt/id6448311069)

**Currently charting:** #1 Top Grossing · Productivity, #1 Top Grossing, #2 Top Free · Productivity, #3 Top Free (US App Store)

This app provides access to advanced AI capabilities, including text generation, image creation from descriptions, and voice conversations. It offers personalized advice, creative inspiration, and instant answers for various tasks, syncing history across devices.

**Highlights:** Image generation from text, Advanced voice conversations, Photo upload and transcription, Creative inspiration and ideas, Tailored advice and planning, Personalized learning assistance, Professional brainstorming

**Features:** Safari Extension, iMessage stickers, Vision Pro support, Fun Camera support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ChatGPT Go | $8.00 | per month |
| ChatGPT Plus | $19.99 | per month |
| ChatGPT Pro 5x | $100.00 | per month |
| ChatGPT Pro 20x | $200.00 | per month |
| ChatGPT Plus | $200.00 | per year |
| 100 Credits | $4.00 | one-time |
| 500 Credits | $20.00 | one-time |
| 1000 Credits | $40.00 | one-time |

**What reviewers like**

- 🚀 Powerful and versatile AI assistant
- 👍 Intuitive and user-friendly interface
- 🤖 Impressive conversational abilities
- 💡 Convenient mobile access to ChatGPT
- 🧠 Vast knowledge base on diverse topics

**What reviewers complain about**

- 🐛 Occasional inaccuracies or inconsistencies in responses
- 🔖 Limited to pre-2021 data, lacking real-time updates
- 🔒 Concerns about privacy and data usage
- 🔍 Difficulty in navigating and managing conversation history

**Reported bugs**

- Unexpected app crashes or freezes
- Issues with login and account verification
- Inconsistent performance on different iOS devices

**Requested features**

- Ability to integrate with other apps and services
- Support for voice commands and audio responses
- Enhanced search and organization of conversation history
- Customization options for the AI's personality and behavior
- Improved accessibility features for users with disabilities


### Sena Solar

[App page](https://appshunter.io/ios/app/sena-solar/id6740904503)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ChatGPT free?

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

### Is Sena Solar free?

Sena Solar is free to download, with no in-app purchases.

### Do ChatGPT or Sena Solar have ads?

ChatGPT shows ads; Sena Solar does not.

### Which is updated more often, ChatGPT or Sena Solar?

ChatGPT ships an update weekly, and Sena Solar monthly. Most recently, ChatGPT was updated on September 30, 2026 and Sena Solar 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.*