LeanMilestones vs Ask Feather
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LeanMilestones
Create presentation-ready milestone charts for projects, historical events, workout plans, or any schedule. Offers flexible date input, visual timeline elements, and export options.
- Presentation-ready milestone charts
- Cloud synchronization (Beta)
- Flexible date input
- Bar & arrow phases
- Automatic timeline scaling
- Vectorized PDF export
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LeanMilestones helps project managers to create presentation ready milestone charts. It can also be used for - historic event overviews, - workout planning & - schedules of any kind. FEATURES: - NEW: cloud synchronization of multiple devices via Dropbox (Beta test phase available in full version) - milestone dates direct, by calendar week or relative to other milestones - bar & arrow phases between milestones - optional today line - optional calendar week numbers inside the milestones - automatic timeline scaling from months to millennia - mail, print or other export as vectorized PDF allowing infinite upscale (full version) - backup and cross device plan exchange via Mac Finder FileSharing - UI dark mode support
Ask Feather
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AskFeather – AI Tax & Accounting Assistant AskFeather is your AI-powered tax research companion. Get clear answers to federal and state tax questions, understand complex regulations, and explore relevant code sections in seconds. Built for tax professionals, CPAs, accountants, and business owners, AskFeather helps you: • Ask practical tax questions in plain English • Get concise, reliable explanations • Explore federal and state tax topics faster • Save time on research and compliance Whether you’re preparing returns, planning strategy, or studying tax law, AskFeather puts professional-grade tax knowledge at your fingertips. End user license agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula Privacy policy: https://www.askfeather.ai/privacy-policy
Screenshots
Verdict
LeanMilestones and Ask Feather are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. LeanMilestones sells 2 one-off in-app purchases and Ask Feather sells 1 in-app purchase, starting at $99.99 per month. Whichever you choose, the download price is not the number that matters.
LeanMilestones ships an update every 2 months, Ask Feather every 5 weeks. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.
| Parameter | LeanMilestones | Ask Feather |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (6 ratings) — better | — |
| Positive reviews | 46.2% of reviews | — |
| Number of ratings | 6 — better | — |
| Update frequency | Every 2 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 38 MB | 37 MB |
| Age rating | 4+ | 4+ |
| Developer | MPG Maschinenprogramm UG (haftungsbeschraenkt) | Feather AI Inc. |
In-app purchases
LeanMilestones
- Test Purchase 1$0.99
- Full Version$8.99
Ask Feather
- Ask Feather Pro Subscription$99.991 Month
