Roam Mobile vs Apper
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Roam Mobile
This app helps you organize your research for long-term use. It functions like a document but offers the power of a graph database for efficient information management.
- Long-term research organization
- Document-like interface
- Graph database functionality
- Powerful information management
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As easy to use as a document. As powerful as a graph database. Roam helps you organize your research for the long haul.
Apper
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Apper turns the App Store into your personal idea library. Save any app that inspires you, and Apper keeps its story fresh — version history, update cadence, ratings, and what changed since you saved it. Built for indie developers, designers, and small teams who study great apps to build better ones. LIBRARY — Your saved apps, always current - Save any App Store app in seconds, right from the share sheet - Automatic version history and an update timeline for every saved app - Update badges and a "Since you saved" view that highlights what changed - Charts that show how often an app really ships - Works across store regions EXPLORE — See what builders are saving - Cross-user rankings of the most-saved apps - Discover what other developers are paying attention to DROPS — AI usage-limit announcements in one feed - A curated log of official usage-limit reset announcements from AI providers - Cadence analysis that estimates the next likely reset window - Push alerts and a Home Screen widget so you never miss one ACCOUNTS — Your AI accounts, on the record - Keep a simple ledger of your AI subscription accounts and their status - Track spending with manual entries and automatic totals - Notes and timelines that preserve each account's history - Passwords stay in the iOS Keychain on your device — never in a database SUBSCRIPTION AND PURCHASE TERMS Apper Pro unlocks the full app and is available as an auto-renewable subscription or a one-time purchase: - Apper Pro Yearly — US$19.99 per year, auto-renewable. Introductory offer for new subscribers: US$9.99 for the first year, then US$19.99 per year. - Apper Pro Lifetime — US$49.99, one-time purchase, does not renew. Prices are shown in your local currency inside the app and may vary by region. Payment is charged to your Apple Account at confirmation of purchase. A subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period. Your account is charged for renewal within 24 hours prior to the end of the current period. You can manage or cancel your subscription in your Apple Account settings after purchase. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.weisenjoy.com/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: Roam Mobile at none against Apper's 2. Roam Mobile also leads on device support (3 vs 1) and iOS requirement (14.0 vs 26.0). Apper's advantage is update cadence (every 2 days vs every 2 weeks). On price and ads 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. Apper sells 2 in-app purchases, starting at $19.99 per year. Roam Mobile asks for nothing beyond the download.
Roam Mobile ships an update every 2 weeks, Apper every 2 days. The most recent releases landed on October 13, 2026 and September 29, 2026 respectively.
| Parameter | Roam Mobile | Apper |
|---|---|---|
| Price | Free | Free |
| Rating | 2.6 (170 ratings) — better | — |
| Positive reviews | 25.8% of reviews | — |
| Number of ratings | 170 — better | — |
| Update frequency | Every 2 weeks | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 14.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 61 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | Roam Research Inc. | 林 廖 |
Bugs and requests
Roam Mobile
Reported bugs
4 issues- Frequent crashes and loading issues
- Inability to edit or access notes
- Sync problems and lost data
- Incompatibility with certain devices
Requested features
5 requests- Offline mode and better syncing
- Improved keyboard support
- Dark mode and customization options
- Better integration with iOS features
- Ability to handle large graphs
Apper
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Roam Mobile
No in-app purchases
Apper
- Apper Pro Yearly1 Year trial$19.991 Year
- Apper Pro Lifetime$49.99









