COOAUDash vs Spelling Test
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
COOAUDash
Connect to your driving recorder to view, play back, and manage videos. Features real-time preview, collision detection, and emergency recording. Simplifies safe driving and video management with a user-friendly interface.
- Connect to driving recorder
- View and playback videos
- Real-time preview
- Collision detection
- Emergency recording saving
- User-friendly interface
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COOAU Dash is a mobile application designed specifically for driving recorders, seamlessly connecting your recorder device for easy viewing, playback, and management of driving videos. Through real-time preview function, ensure recording quality, while providing collision detection and emergency recording saving, ensuring that important moments are not missed. A user-friendly interface and simple operation make safe driving and video management easier. 【 Kind reminder 】 The function of obtaining the user's work trajectory during a certain time period will continue to use GPS positioning services, and switching to the background will still maintain GPS connection, which will consume more power compared to other operations. Continuous operation of GPS in the background will affect battery life.
Spelling Test
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Practice for the next school spelling test with the words your child actually needs to learn. Add the class list, then let your child listen, write, replay and check at their own pace—without you reading every word aloud. NATURAL VOICES, LESS PARENT DICTATION Natural-sounding AI voices read your list aloud. Replay a tricky word whenever needed. Use paper and pencil with iPhone, or write in the app on iPad. Speech is AI-generated, not human recordings. UNDERSTAND WHAT YOU HEAR Optional context hints read a short meaning or example with the word. Practise in 12 languages; the interface follows your device language. Change the practice language manually when a short word is ambiguous. GIVE MISSED WORDS ANOTHER TRY Mark words you missed and keep them in the review list. Practise selected words again instead of repeating everything. Save school lists for the next homework session. LISTEN, WRITE, CHECK On iPhone, listen and write in an exercise book or on paper. Replay a word when needed, move to the next word when ready, and reveal the answer to check your work. On iPad, you can also write in the app with Apple Pencil or your finger; optional trace letters provide a guide. BRING YOUR SCHOOL WORDS Type a teacher’s word list or use photo scanning to bring words into practice. Check the recognised text before starting, and save custom lists to use again. Spelling homework should not have to wait until someone is free to read the words aloud. Spell-Up helps school-age students practise listening and writing independently, using the words they actually need for class. Designed for students and families building an independent homework routine—not a replacement for teaching or a guaranteed improvement in grades. Photo recognition and voice availability vary by language and device. Includes a limited trial; continued access requires a purchase. WORD LISTS FOR SCHOOL PRACTICE Bring the exact words assigned at school, save your own lists, or choose from the built-in collections. The English library includes Dolch sight words, Fry high-frequency words, grade-based spelling collections and themed lists. Practice is available in 12 languages, so students can also use word lists in another supported school language. Built-in levels and lists are practice resources, not official curriculum-matched textbook editions. Privacy Policy: https://spell-up-privacy.chaohsiaokuang.chatgpt.site Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: COOAUDash at none against Spelling Test's 3. COOAUDash also leads on iOS requirement (9.0 vs 17.6). Spelling Test's advantage is update cadence (weekly vs every 2 months). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Spelling Test sells 3 in-app purchases, starting at $1.99 per month. COOAUDash asks for nothing beyond the download.
COOAUDash ships an update every 2 months, Spelling Test weekly. The most recent releases landed on October 22, 2026 and October 28, 2026 respectively.
| Parameter | COOAUDash | Spelling Test |
|---|---|---|
| Price | Free | Free |
| Rating | 1.4 (100 ratings) — better | — |
| Positive reviews | 2.1% of reviews | — |
| Number of ratings | 100 — better | — |
| Update frequency | Every 2 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 9.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 154 MB | 4 MB |
| Age rating | 4+ | 9+ |
| Developer | 理才 罗 | 晓光 赵 |
Bugs and requests
COOAUDash
Reported bugs
28 issues- Camera won't stay connected to the app
- Unable to play back or download videos
- App disconnects after a few seconds
- App doesn't record video
- App not opening
Show 23 moreShow fewer
- App is non-responsive
- Camera doesn't save videos
- App doesn't connect to the camera
- Playback function drops when downloading
- Live connection is spotty
- Cannot delete footage due to 'Incorrect Password'
- Verification code does not work
- App freezes after a few seconds
- App won't record
- Videos stopped being visible using the app
- Video downloading is very slow
- App is buggy
- Cannot play back on the app
- Verification code error when registering
- App keeps losing communication with camera
- App crashes when opening
- Network error during account creation
- App doesn't open
- App crashes every time it's opened
- App won't add dash cam
- Connecting to the camera does not fully load
- Unable to create a password/account
- App is an email collector
Requested features
11 requests- Fix the app
- Improve the app
- Fix video saving and playback
- Fix connection issues
- Allow full video downloads
Show 6 moreShow fewer
- Improve app responsiveness
- Fix verification code errors
- Allow account creation
- Fix password issues
- Add support for D50 front and rear camera
- Switch to English texts
Spelling Test
Not enough reviews yet to summarise bugs or requests.
In-app purchases
COOAUDash
No in-app purchases
Spelling Test
- Spell-Up Plus Monthly$1.991 Month
- Spell-Up Plus Annual$9.991 Year
- Lifetime Access$14.99





