# Fibonacci Retracement/Extension Calculator vs Math Kobold

The clearest difference is review sentiment: Math Kobold at 83% against Fibonacci Retracement/Extension Calculator's 56%. Fibonacci Retracement/Extension Calculator's advantage is price ($1.99 vs $3.99) and iOS requirement (7.0 vs 16). On ads, in-app purchases, monetization model and device support there is nothing between them.

Fibonacci Retracement/Extension Calculator costs $1.99 and Math Kobold $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Fibonacci Retracement/Extension Calculator | Math Kobold |
| --- | --- | --- |
| Price | **$1.99** | $3.99 |
| Rating | **[3.3 (8 ratings)](https://appshunter.io/ios/app/fibonacci-retracementextension-calculator/id773677356/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 55.6% of reviews | **83.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Monthly |
| Monetization | Paid | Paid |
| Size | 1 MB | 141 MB |
| Requires iOS | **7.0** | 16 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Leo Tso](https://appshunter.io/developer/688348874) | [Klebert Engineering](https://appshunter.io/developer/1536143644) |

## What reviewers say

### Fibonacci Retracement/Extension Calculator

[App page](https://appshunter.io/ios/app/fibonacci-retracementextension-calculator/id773677356)

This tool helps calculate Fibonacci retracement and extension levels for market prices. It assists in anticipating price movements and planning future trades based on these calculations.

**Highlights:** Calculate Fibonacci retracement levels, Calculate Fibonacci extension levels, Anticipate market price moves, Plan future trades, Simple and useful tool

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

**In-app purchases:** none


### Math Kobold

[App page](https://appshunter.io/ios/app/math-kobold-learning-game/id1536143642)

Practice mental arithmetic with a fun, step-by-step game. Solve math problems to progress through levels, defeat opponents, and earn rewards. Supports addition, subtraction, multiplication, and division with adjustable difficulty.

**Highlights:** Step-by-step mental arithmetic training, Addition, subtraction, multiplication, division practice, Adjustable number ranges and difficulty levels, Reward system with stars and gold chests, Adaptive problem generator, Engaging gameplay with opponents and music

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Fibonacci Retracement/Extension Calculator free?

Fibonacci Retracement/Extension Calculator costs $1.99, with no in-app purchases.

### Is Math Kobold free?

Math Kobold costs $3.99, with no in-app purchases.

### Do Fibonacci Retracement/Extension Calculator or Math Kobold have ads?

Neither Fibonacci Retracement/Extension Calculator nor Math Kobold shows ads.

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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.*