# Limit calculator vs Plan2Ace

The clearest difference is in-app purchases: Limit calculator at none against Plan2Ace's 3. Limit calculator also leads on iOS requirement (15.6 vs 26.5). Plan2Ace's advantage is update cadence (every 5 days vs every 13 months). On price, ads and device support there is nothing between them.

Both are free to download. Plan2Ace sells 3 in-app purchases, starting at $2.99 per 7 days. Limit calculator asks for nothing beyond the download.

Limit calculator ships an update every 13 months, Plan2Ace every 5 days. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Limit calculator | Plan2Ace |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/limit-calculator/id1598489660/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 21 MB | 73 MB |
| Requires iOS | **15.6** | 26.5 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Ahmad Sattar](https://appshunter.io/developer/1458483953) | [Erildo Shuli](https://appshunter.io/developer/6792471636) |

## What reviewers say

### Limit calculator

[App page](https://appshunter.io/ios/app/limit-calculator/id1598489660)

This iOS app helps solve calculus limit problems. It offers left-hand, right-hand, and two-sided limit calculations with step-by-step solutions. Features include a math symbol keyboard and example functions for easy input.

**Highlights:** Left-hand side limit calculation, Right-hand side limit calculation, Two-sided limit calculation, Step-by-step solution display, Math symbol keyboard, Example functions

**In-app purchases:** none


### Plan2Ace

[App page](https://appshunter.io/ios/app/plan2ace-study-planner/id6792471634)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $2.99 | per 7 days |
| Pro Monthly | $9.99 | per month |
| Pro Yearly | $96.00 | per year |


## Frequently asked questions

### Is Limit calculator free?

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

### Is Plan2Ace free?

Plan2Ace is free to download, with in-app purchases available.

### Do Limit calculator or Plan2Ace have ads?

Neither Limit calculator nor Plan2Ace shows ads.

### Which is updated more often, Limit calculator or Plan2Ace?

Limit calculator ships an update every 13 months, and Plan2Ace every 5 days. Most recently, Limit calculator was updated on October 24, 2026 and Plan2Ace on October 8, 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.*