# Second Grade Math Trainer vs Exponential Growth Calculator

The clearest difference is price: Exponential Growth Calculator at Free against Second Grade Math Trainer's $2.99. Exponential Growth Calculator also leads on update cadence (fortnightly vs every 26 months). Second Grade Math Trainer's advantage is in-app purchases (none vs 8) and iOS requirement (12.0 vs 15.0). On ads and device support there is nothing between them.

Exponential Growth Calculator is free to download; Second Grade Math Trainer costs $2.99 up front. Exponential Growth Calculator sells 8 one-off in-app purchases. Second Grade Math Trainer asks for nothing beyond the download.

Second Grade Math Trainer ships an update every 26 months, Exponential Growth Calculator fortnightly. The most recent releases landed on September 28, 2026 and August 16, 2026 respectively.

## The numbers

| Metric | Second Grade Math Trainer | Exponential Growth Calculator |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/exponential-growth-calculator/id1662901079/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 26 months | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 17 MB | 180 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sergey Malugin](https://appshunter.io/developer/562782409) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## What reviewers say

### Second Grade Math Trainer

[App page](https://appshunter.io/ios/app/second-grade-math-trainer/id1312646153)

**Features:** macOS Compatibility

**In-app purchases:** none


### Exponential Growth Calculator

[App page](https://appshunter.io/ios/app/exponential-growth-calculator/id1662901079)

Instantly solve math problems and prepare for exams with step-by-step solutions. Visualize your function's development graphically by entering initial values, growth rates, or time. Access curated learning videos and manage your solutions.

**Highlights:** Instant step-by-step solutions, Graphical function development, Curated learning videos, Input feedback, Solution management, Anonymized data collection

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| +30 User Tokens | $0.29 | one-time |
| +1 Convenience Token / 6h, max. +2 | $0.59 | one-time |
| +2 Convenience Tokens / 6h, max. +4 | $0.99 | one-time |
| +150 User Tokens | $0.99 | one-time |
| +300 User Tokens | $1.49 | one-time |
| +4 Convenience Tokens / 6h, max. +8 | $1.59 | one-time |
| Remove Ads | $1.99 | one-time |
| Lifetime Access | $1.99 | one-time |


## Frequently asked questions

### Is Second Grade Math Trainer free?

Second Grade Math Trainer costs $2.99, with no in-app purchases.

### Is Exponential Growth Calculator free?

Exponential Growth Calculator is free to download, with in-app purchases available.

### Do Second Grade Math Trainer or Exponential Growth Calculator have ads?

Neither Second Grade Math Trainer nor Exponential Growth Calculator shows ads.

### Which is updated more often, Second Grade Math Trainer or Exponential Growth Calculator?

Second Grade Math Trainer ships an update every 26 months, and Exponential Growth Calculator fortnightly. Most recently, Second Grade Math Trainer was updated on September 28, 2026 and Exponential Growth Calculator on August 16, 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.*