# RI Sync vs Grade 12 Mathematics

The clearest difference is in-app purchases: RI Sync at none against Grade 12 Mathematics's 13. RI Sync also leads on ads (none vs shown). Grade 12 Mathematics's advantage is update cadence (monthly vs every 13 months) and iOS requirement (13.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. Grade 12 Mathematics sells 13 in-app purchases, starting at $2.99 per month. RI Sync asks for nothing beyond the download.

RI Sync ships an update every 13 months, Grade 12 Mathematics monthly. The most recent releases landed on October 20, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | RI Sync | Grade 12 Mathematics |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 61.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 13 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 13 MB | 98 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [The Independent Institute of Education](https://appshunter.io/developer/1219413708) | [Tshepo Sadiki](https://appshunter.io/developer/1734505744) |

## What reviewers say

### RI Sync

[App page](https://appshunter.io/ios/app/ri-sync/id1231619494)

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

**In-app purchases:** none


### Grade 12 Mathematics

[App page](https://appshunter.io/ios/app/grade-12-mathematics/id6478935675)

Access Grade 12 Mathematics past exam papers and marking guidelines from 2014 to 2023. Includes theory summaries, tutoring service information, and downloadable resources. Designed to help students prepare for their final exams.

**Highlights:** IEB Past Papers (2014-2023), DBE Past Papers, Marking Guidelines, Theory Summaries, Tutoring Service Information, Downloadable Papers

**Features:** macOS Compatibility

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| G12_Maths_Monthly_Subscription | $2.99 | per month |
| G12_Maths_Quarterly_Subscriptn | $6.99 | per 3 months |
| G12_Maths_Yearly_Subscription | $24.99 | per year |
| Application of Calculus | $0.99 | one-time |
| Probability | $0.99 | one-time |
| Analytical Geometry | $0.99 | one-time |
| Statistics | $0.99 | one-time |
| Analytical Circle Geometry | $0.99 | one-time |
| Trigonometry | $0.99 | one-time |
| Trigonometric Functions | $0.99 | one-time |
| Bronze Coupon | $0.99 | one-time |
| Silver Coupon | $0.99 | one-time |
| Gold Coupon | $0.99 | one-time |


## Frequently asked questions

### Is RI Sync free?

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

### Is Grade 12 Mathematics free?

Grade 12 Mathematics is free to download, with in-app purchases available.

### Do RI Sync or Grade 12 Mathematics have ads?

Grade 12 Mathematics shows ads; RI Sync does not.

### Which is updated more often, RI Sync or Grade 12 Mathematics?

RI Sync ships an update every 13 months, and Grade 12 Mathematics monthly. Most recently, RI Sync was updated on October 20, 2026 and Grade 12 Mathematics on October 14, 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.*