# 新概念英语 vs Exponential Growth Decay PRO

The clearest difference is review sentiment: 新概念英语 at 94% against Exponential Growth Decay PRO's 0%. Exponential Growth Decay PRO's advantage is price ($1.99 vs $2.99). On update cadence, ads, in-app purchases and device support there is nothing between them.

新概念英语 costs $2.99 and Exponential Growth Decay PRO $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

新概念英语 ships an update every 2 months, Exponential Growth Decay PRO monthly. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 新概念英语 | Exponential Growth Decay PRO |
| --- | --- | --- |
| Price | $2.99 | **$1.99** |
| Rating | **[4.8 (38 ratings)](https://appshunter.io/ios/app/3616/id1603980719/reviews)** | — |
| Number of ratings | **38** | — |
| Positive reviews | **93.7% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | **Free** | Paid |
| Size | 1001 MB | 180 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [水生 王](https://appshunter.io/developer/1587470458) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## What reviewers say

### 新概念英语

[App page](https://appshunter.io/ios/app/3616/id1603980719)

This app offers comprehensive English learning materials from the "New Concept English" series with authentic American pronunciation. It features interactive lessons, pronunciation practice, vocabulary testing, and various study modes, all accessible offline.

**Highlights:** Full New Concept English curriculum, Authentic American pronunciation audio, Sentence-level audio playback, Vocabulary testing and flashcards, AI text analysis, Offline access, PDF export

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

**In-app purchases:** none

**What reviewers like**

- 👍 Very useful app
- 👍 Excellent for New Concept English
- 👍 Practical and effective learning
- 👍 Comprehensive content
- 👍 Offline usability

**What reviewers complain about**

- 🐛 Missing word pronunciation
- 🐛 Some content not displaying
- 🐛 Inaccurate word translations
- 🐛 Voice recognition too sensitive
- 🐛 Occasional network issues

**Reported bugs**

- Words missing pronunciation
- Some lessons/content not displaying
- Word translations inaccurate
- Voice recognition overly sensitive
- Network issues appearing unexpectedly

**Requested features**

- Add pronunciation for all words
- Link to Baidu Translate for memory methods
- Grammar explanations for articles
- Add 2.5x and 4x playback speeds
- Fix content display issues


### Exponential Growth Decay PRO

[App page](https://appshunter.io/ios/app/exponential-growth-decay-pro/id1662901853)

Calculate future values using exponential growth and decay functions. Input starting and resulting values, growth factor, rate, or percentage to find missing variables. Visualize results with graphs and infographics, with step-by-step solutions.

**Highlights:** Calculate growth factor, rate, or percentage, Step-by-step solution display, Graph visualization of functions, Infographic parameter explanation, History of calculations, Support for decimals, fractions, and negative values

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

**In-app purchases:** none


## Frequently asked questions

### Is 新概念英语 free?

新概念英语 costs $2.99, with no in-app purchases.

### Is Exponential Growth Decay PRO free?

Exponential Growth Decay PRO costs $1.99, with no in-app purchases.

### Do 新概念英语 or Exponential Growth Decay PRO have ads?

Neither 新概念英语 nor Exponential Growth Decay PRO shows ads.

### Which is updated more often, 新概念英语 or Exponential Growth Decay PRO?

新概念英语 ships an update every 2 months, and Exponential Growth Decay PRO monthly. Most recently, 新概念英语 was updated on October 27, 2026 and Exponential Growth Decay PRO on October 24, 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.*