# Pure Flashcards Addition vs SPILO think（スピロ・シンク）

The clearest difference is price: SPILO think（スピロ・シンク） at Free against Pure Flashcards Addition's $0.99. SPILO think（スピロ・シンク） also leads on update cadence (every 5 days vs every 11 months) and iOS requirement (13.0 vs 15.6). On ads, in-app purchases and device support there is nothing between them.

SPILO think（スピロ・シンク） is free to download; Pure Flashcards Addition costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pure Flashcards Addition ships an update every 11 months, SPILO think（スピロ・シンク） every 5 days. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Pure Flashcards Addition | SPILO think（スピロ・シンク） |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/spilo-think/id1574016683/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 5 days** |
| Monetization | Paid | — |
| Size | 0 MB | 128 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [T&T United Inc.](https://appshunter.io/developer/468282934) | [Yuko Takahashi](https://appshunter.io/developer/1708191163) |

## What reviewers say

### Pure Flashcards Addition

[App page](https://appshunter.io/ios/app/pure-flashcards-addition/id924283137)

This app provides a focused flashcard experience for practicing addition facts. It offers 20 sets of 10 cards covering sums from 1+0 to 9+9, with random card order for each study session. Designed for both classroom and home use, it requires no setup or internet connection.

**Highlights:** 20 sets of 10 addition flashcards, Random card order, No sign-up or setup required, Offline functionality, Designed for classroom and home

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

**In-app purchases:** none


### SPILO think（スピロ・シンク）

[App page](https://appshunter.io/ios/app/spilo-think/id1574016683)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pure Flashcards Addition free?

Pure Flashcards Addition costs $0.99, with no in-app purchases.

### Is SPILO think（スピロ・シンク） free?

SPILO think（スピロ・シンク） is free to download, with no in-app purchases.

### Do Pure Flashcards Addition or SPILO think（スピロ・シンク） have ads?

Neither Pure Flashcards Addition nor SPILO think（スピロ・シンク） shows ads.

### Which is updated more often, Pure Flashcards Addition or SPILO think（スピロ・シンク）?

Pure Flashcards Addition ships an update every 11 months, and SPILO think（スピロ・シンク） every 5 days. Most recently, Pure Flashcards Addition was updated on October 8, 2026 and SPILO think（スピロ・シンク） on October 24, 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.*