# SUDiver vs Numbers

The clearest difference is price: SUDiver at Free against Numbers's $2.99. SUDiver also leads on rating (3.0 vs 1.0). Numbers's advantage is chart position (#195 vs unranked). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

SUDiver is free to download; Numbers costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SUDiver holds the better App Store score, 3.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

SUDiver ships an update monthly, Numbers every 2 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | SUDiver | Numbers |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/sudiver/id1294150341/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/numbers-place-value-chart/id6451136297/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | **Free** | Paid |
| Best chart rank | — | **#195** |
| Size | 7 MB | 11 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Diver Video LLC](https://appshunter.io/developer/412839658) | [Anand Raj R](https://appshunter.io/developer/514675684) |

## What reviewers say

### SUDiver

[App page](https://appshunter.io/ios/app/sudiver/id1294150341)

This educational app brings Stanford University's digital interactive video exploration tools to mobile devices. It allows users to create and share time-space referenced video clips, enabling detailed analysis of any video content.

**Highlights:** Guided-noticing spatial and temporal video referencing, Touch interface for moving and resizing reference rectangles, Networked sharing of point-of-view video clips, Analysis of personal videos and YouTube content, Social sharing of video clips to platforms like Twitter and Facebook

**In-app purchases:** none


### Numbers

[App page](https://appshunter.io/ios/app/numbers-place-value-chart/id6451136297)

**Currently charting:** #195 Top Paid · Education (US App Store)

This interactive math app helps elementary students master place value and other core concepts through engaging flip cards and hands-on gestures. It covers a wide range of topics from whole numbers and decimals to fractions, percentages, and time.

**Highlights:** Place value exploration (ones to millions), Decimal and fraction visualization, Percentage and mixed number conversion, Multiplication practice, Money and time telling, Rounding and Roman numeral conversion, Unit conversions (temperature, length, weight, volume), Auditory learning support

**Features:** macOS Compatibility, iPhone Duo support

**In-app purchases:** none


## Frequently asked questions

### Is SUDiver free?

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

### Is Numbers free?

Numbers costs $2.99, with no in-app purchases.

### Which has better reviews, SUDiver or Numbers?

SUDiver is rated higher. SUDiver averages 3.0 out of 5 from 2 ratings, while Numbers averages 1.0 from 1 ratings.

### Do SUDiver or Numbers have ads?

Neither SUDiver nor Numbers shows ads.

### Which is updated more often, SUDiver or Numbers?

SUDiver ships an update monthly, and Numbers every 2 weeks. Most recently, SUDiver was updated on November 3, 2026 and Numbers on November 4, 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.*