# Convo vs Physics Study BD

The clearest difference is update cadence: Physics Study BD at every 2 weeks against Convo's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Convo ships an update every 3 months, Physics Study BD every 2 weeks. The most recent releases landed on June 24, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Convo | Physics Study BD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/convo-language-learning/id6450933659/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 5 MB | 35 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Timur Takhtarov](https://appshunter.io/developer/1695786003) | [Science Platform](https://appshunter.io/developer/1769242103) |

## What reviewers say

### Convo

[App page](https://appshunter.io/ios/app/convo-language-learning/id6450933659)

Practice speaking over 95 languages with AI-powered chatbots that mimic real conversations. Get instant feedback and hints in your native language to improve fluency without embarrassment. Explore diverse characters and customizable language levels for an immersive learning experience.

**Highlights:** AI chatbot conversations, Support for 95+ languages, Diverse character interactions, Adjustable language levels, Native language hints, Conversation prompt ideas

**Features:** macOS Compatibility

**In-app purchases:** none


### Physics Study BD

[App page](https://appshunter.io/ios/app/physics-study-bd/id6781135942)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Convo free?

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

### Is Physics Study BD free?

Physics Study BD is free to download, with no in-app purchases.

### Do Convo or Physics Study BD have ads?

Neither Convo nor Physics Study BD shows ads.

### Which is updated more often, Convo or Physics Study BD?

Convo ships an update every 3 months, and Physics Study BD every 2 weeks. Most recently, Convo was updated on June 24, 2026 and Physics Study BD on September 25, 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.*