FIOS vs Clean Assistant
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FIOS
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Four-Faith Fault Location System Mobile App is mobile software for indicator installers and maintainers. It is installed on the user's smartphone and allows on-site configuration and viewing of parameters through the fault indicator and the data collected by its DCU.
Clean Assistant
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Clean Assistant helps you reclaim storage space by intelligently cleaning your photo library. Find and remove duplicate photos, blurry images, screenshots, and similar photos to free up gigabytes of space. **Free Features:** • Remove duplicate photos and videos automatically • Find and delete screenshots efficiently • Basic cleaning (2 sessions per day) • Duplicate file detection **Premium Features (Subscription Required):** • Unlimited cleaning sessions • Smart blurry photo detection - automatically identifies low-quality photos • Quick text photo recognition - find document screenshots instantly • Large video compression - compress videos up to 2GB • Contact cleanup - remove duplicate and invalid contacts • Advanced similarity detection ### Subscription Information: **Pricing:** • Weekly Subscription: $2.99/week • Monthly Subscription: $8.99/month • Annual Subscription: $29.99/year (Best Value) **Subscription Details:** - Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current period - Your account will be charged for renewal within 24 hours prior to the end of the current period - You can manage and cancel your subscriptions in your Apple ID Account Settings after purchase - Any unused portion of a free trial period will be forfeited when you purchase a subscription - The subscription includes a free trial period when available **Privacy & Terms:** - No data collection - everything happens locally on your device - We never access your photos or videos without your explicit permission - Full privacy policy and terms of service included in the app Download Clean Assistant today and start freeing up valuable storage space on your device! Privacy Policy: https://www.privacypolicies.com/live/0b56c2cb-43cd-427a-b6eb-17debf9b2315 Terms of Service: https://www.privacypolicies.com/live/8351b2c2-7145-4958-ad38-0d6e902a591b
Screenshots
Verdict
The clearest difference is in-app purchases: FIOS at none against Clean Assistant's 3. FIOS also leads on update cadence (every 3 days vs fortnightly) and iOS requirement (11.0 vs 15.0). 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. Clean Assistant sells 3 in-app purchases, starting at $1.99 per 7 days. FIOS asks for nothing beyond the download.
FIOS ships an update every 3 days, Clean Assistant fortnightly. The most recent releases landed on October 19, 2026 and October 15, 2026 respectively.
| Parameter | FIOS | Clean Assistant |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 days — better | Fortnightly |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 22 MB | 2 MB |
| Age rating | 17+ | 4+ |
| Developer | Xiamen Sixin IoT Technology Co., Ltd. | 聪 田 |
In-app purchases
FIOS
No in-app purchases
Clean Assistant
- $1.99 per week$1.997 Days
- $4.99 per month$4.991 Month
- $29.99 per year$29.991 Year
