# SAS Math Stretch vs Number Flash

The clearest difference is review sentiment: SAS Math Stretch at 100% against Number Flash's 33%. SAS Math Stretch also leads on rating (5.0 vs 4.3) and update cadence (every 10 months vs every 57 months). Number Flash's advantage is ratings volume (4 vs 1) and device support (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SAS Math Stretch holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews point the same way: 100% of SAS Math Stretch's written reviews are positive against 33% of Number Flash's.

SAS Math Stretch ships an update every 10 months, Number Flash every 57 months. The most recent releases landed on June 5, 2026 and June 3, 2026 respectively.

## The numbers

| Metric | SAS Math Stretch | Number Flash |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sas-math-stretch/id607137453/reviews)** | [4.3 (4 ratings)](https://appshunter.io/ios/app/number-flash/id610929803/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | **100.0% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 months** | Every 57 months |
| Monetization | Free | Free |
| Size | 88 MB | 21 MB |
| Requires iOS | **9.1** | 11.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SAS Institute Inc.](https://appshunter.io/developer/364784971) | [Mitchell Mark](https://appshunter.io/developer/476477906) |

## What reviewers say

### SAS Math Stretch

[App page](https://appshunter.io/ios/app/sas-math-stretch/id607137453)

This app offers a variety of interactive activities designed to build elementary math skills and number sense. It covers counting, number relations, operations, and time-telling with customizable difficulty levels. Progress can be easily shared with parents and teachers.

**Highlights:** Counting and number relations activities, Time telling and manipulation exercises, Practice and quiz modes, Customizable difficulty levels, Progress sharing with parents/teachers, Whole numbers, fractions, and decimals support

**Features:** macOS Compatibility

**In-app purchases:** none


### Number Flash

[App page](https://appshunter.io/ios/app/number-flash/id610929803)

This educational app helps young children develop number sense by flashing ten frames and having them recall the quantity. It encourages strategic thinking about numbers in relation to five and ten, aiding in basic fact acquisition. Teachers can use it for interactive classroom activities.

**Highlights:** Flashing ten frames with dots, Adjustable display duration, Number recall challenges, Develops number sense, Supports strategic thinking, Classroom projection mode

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SAS Math Stretch free?

SAS Math Stretch is free to download, with no in-app purchases.

### Is Number Flash free?

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

### Which has better reviews, SAS Math Stretch or Number Flash?

SAS Math Stretch is rated higher. SAS Math Stretch averages 5.0 out of 5 from 1 ratings, while Number Flash averages 4.3 from 4 ratings.

### Do SAS Math Stretch or Number Flash have ads?

Neither SAS Math Stretch nor Number Flash shows ads.

### Which is updated more often, SAS Math Stretch or Number Flash?

SAS Math Stretch ships an update every 10 months, and Number Flash every 57 months. Most recently, SAS Math Stretch was updated on June 5, 2026 and Number Flash on June 3, 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.*