# FlashGram vs Sentence Monster

The clearest difference is price: Sentence Monster at Free against FlashGram's $0.99. Sentence Monster also leads on update cadence (every 3 weeks vs every 7 months). FlashGram's advantage is rating (4.0 vs 1.5) and iOS requirement (12.0 vs 15.1). On ratings volume, ads, in-app purchases and device support there is nothing between them.

Sentence Monster is free to download; FlashGram costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

FlashGram holds the better App Store score, 4.0 against 1.5. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

FlashGram ships an update every 7 months, Sentence Monster every 3 weeks. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | FlashGram | Sentence Monster |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/flashgram/id288908796/reviews)** | [1.5 (2 ratings)](https://appshunter.io/ios/app/sentence-monster/id6769966713/reviews) |
| Number of ratings | **3** | 2 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 5 MB | 35 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [PalaSoftware Inc.](https://appshunter.io/developer/282914457) | [MINHYEONG YU](https://appshunter.io/developer/1896704546) |

## What reviewers say

### FlashGram

[App page](https://appshunter.io/ios/app/flashgram/id288908796)

This app offers interactive grammar quizzes for children, featuring over 100 questions on various parts of speech. Its colorful, animated design and touchable answers make learning engaging for young minds.

**Highlights:** Over 100 grammar questions, Covers nouns, verbs, pronouns, adjectives, Short, touchable answers, Colorful and animated design, Engaging for young children

**Features:** macOS Compatibility

**In-app purchases:** none


### Sentence Monster

[App page](https://appshunter.io/ios/app/sentence-monster/id6769966713)

This app helps language learners improve their writing skills by practicing vocabulary in context. It provides personalized sentence-writing exercises, feedback on accuracy, and targeted reviews for words that need more attention. The goal is to build active recall and confidence in using new words.

**Highlights:** Sentence-based vocabulary practice, Personalized review of mistakes, AI-generated sentence assignments, Writing feedback for accuracy, Progress and vocabulary insights, Support for multiple learning languages

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

**In-app purchases:** none


## Frequently asked questions

### Is FlashGram free?

FlashGram costs $0.99, with no in-app purchases.

### Is Sentence Monster free?

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

### Which has better reviews, FlashGram or Sentence Monster?

FlashGram is rated higher. FlashGram averages 4.0 out of 5 from 3 ratings, while Sentence Monster averages 1.5 from 2 ratings.

### Do FlashGram or Sentence Monster have ads?

Neither FlashGram nor Sentence Monster shows ads.

### Which is updated more often, FlashGram or Sentence Monster?

FlashGram ships an update every 7 months, and Sentence Monster every 3 weeks. Most recently, FlashGram was updated on October 31, 2026 and Sentence Monster on November 5, 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.*